Mil Vs Mm







There is also a non-illuminated SCR version, and new this year is a Flat Dark Earth model. (The compass in the Degrees section actually has MILS in black numbers on the inner portion of the face. Connector Shell Size Information This section is intended to give the user a quick reference guide on how to relate the shell size to a particular part number. There are 12 inches in a foot, and 36 inches in a yard. needles are generally as shown in the "Contemporary U. Lower receivers varied in that the 5. how do you convert ml into mm? for my assignment i need to find out how many millimetres of rain would need to fall to fill two tanks, one that holds 79. -MIL is a meaurement of 1/1000 of the distance-MOA is in inches usually 1/4" per click basically like an american vs. So, 1 milliradian is 1/1,000th of a radian. Drill Bits, also called Twist drills are available with straight or tapered shanks though the most common drill bits will have straight shanks. Mil-Spec Sockets are tested and certified to military standards. The information available from our sources is usually. and imperial, work from right to left and replace the "multiply by" with "divide by. Should I be using mil or mm when I am routing a PCB?. 2 mm to mils = 78. Manufacturer's certification is included on all Mil. 0001 inches or. The confusion arises from the term “mil. 03937007874 mil. metric measurement????? Im debating on which system to use. Millimeter is a metric unit of length. 62 mm M80A1 cartridge is intended to replace the lead-based projectile contained in the current M80 ball cartridge with a projectile utilizing environmentally-friendly materials. Type in your own numbers in the form to convert the units! ›› Quick conversion chart of MILS to INCHES. First, what are the chances of my 9mm CCW pistol taking down a black bear?. 1 metre is equal to 39370. 100% waterproof flooring, 50-75% off every day, all in stock, ready to ship - and that's usually free! Tons of variety and easy shopping are all right here. PICAXE Chip Case Style. This can easily go over your head if you aren't used to using the metric system. Available in 9' x 400' and 12' x 400' rolls. 2 mm short on my 17" monitor. " But, if you thought that, you'd be wrong. 0 Prepreg top 8. There is rightfully much confusion as a result of the mil adopted by the US military and NATO being slightly different than the milliradian. First, what are the chances of my 9mm CCW pistol taking down a black bear?. You just need to type the inches value in the box at left (input) and you will get the answer in millimeters in the box at right (output). We normally list inkjet paper thickness in terms of mil, or thousandths of an inch. Commercial AR 15 Buffer Tubes Buffers, Tubes, Stocks, and Springs: Definitions. One mil is equal to one thousandth of an inch, or 10-3 inches. There are 12 inches in a foot, and 36 inches in a yard. Best Answer: A "mil" is one thousandth of an inch. 5mm) so it is slightly larger than the 9mm (. Confused yet? Here is a chart of a range of wear-layers, listed in both mm and mil, and the typically offered commercial warranty (you should always ask for the commercial warranty--more on this later):. 0216") 24 gauge Copper Flashing. Enter your measured vibration next to the reference system utilized (displacement, velocity or acceleration). How to convert microns to mils [µm to mil]: L mil = 0. 62 NATO vs. standard gauge for uncoated hot and cold-rolled sheets. Weights and Measurements. The large-bore fan might proclaim, “Take a 147-grain 9mm bullet that might be going 950 to 980 fps from a compact pistol, and a 180-grain. 3125 LN (mm2) + 17. Let's End the Confusion. We accomplish this through participation in OSD–led defense reviews and assessments, the programming of resources, material integration, analytical and modeling capabilities, and the management of the Department of the Army studies and analysis. Search the world's information, including webpages, images, videos and more. 001 × 81 = 0. The 9mm lower was a dedicated receiver, not a plugged or modified AR-type. 270 Winchester rifle cartridge, and Elmer Keith, who was a vociferous advocate of large calibers and heavy, slow-moving bullets. This is a 1 page addition to your book. MCM Module • The Navy conducted testing of the MH-60S Block 2 AMCM System, which is intended to support LCS MCM. The tarps come with a ¾ inch white webbing hem all the way around. A mil is sometimes also referred to as an angular mil. 6mm pitches. Then when i switch in MILLIMETERS, the system NOT switch really in mm, but CONVERT only the same BASIC UNIT. I still have some tweaks here and there left to do, such as adding metric units to the calculators and adding additional content to explain the calculators. 1 mm to mils = 39. it has no meaning. These numbers are searchable on site for all parts that Fastener SuperStore stocks. Measuring with Mils: The hardest part of range estimation by the Mil Relation Formula is actually measuring the target. Diferent angle units conversion from angular mil to milli-radians. SEMS machine screws. MM to inches converter. DS00049AW-page ii © 2008 Microchip Technology Inc. Since 1 mil is equal to 0. 010 also known as 10 mil as it is 10/1000 inch thick. This chart allows users to convert MM to Inches manually. Can anyone compare it to something like an object. Sealcon carries a HUGE variety of Strain Relief, Cord Grips, Cable Gland, Cable Glands, Connectors, Conduit, Thread Adapters, Enlargers and Reducers, Accessories and Industrial Enclosures. S Government or other authorized information only. 1 metre is equal to 39370. 001 of an inch (0. 6 inches at 100 yards and it’s an angular measurement, it gradually expands to 36 inches at 1000 yards. AWG - American Wire Gauge and Circular Mils - AWG, diameter mil, circular mil, diameter in mm and area in mm 2; AWG Wire Gauges Current Ratings - Common US AWG wire gauges and amps ratings; Circuit Wiring - Single Phase 230V Electrical Motors - Recommended copper wire gage and transformer size for single phase - 230 Volts - electrical motors. Film microns to gauge conversion chart for packaging plastic films and poly bags, including polypropylene, polyethylene, and polyester. Posted on June 15, 2017 August 31, 2018 by Tom McHale. A milliradian, often called a mil or mrad, is an SI derived unit for angular measurement which is defined as a thousandth of a radian (0. The 9×18mm Makarov (designated 9mm Makarov by the C. This is not for the intermediate to. To identify the authorized SMA in your organization, log onto the ASSIST database at https://assist. 1 centimeter = 10 millimeters. Note: Mil is an imperial or United States customary unit of length. , you can go to the military specifications or the vendor catalogs linked within. would still be faster (just not as proportionally faster as it is with heavy weights). Also, explore tools to convert mil or inch to other length units or learn more about length conversions. 001 in or 0. What is MRAD vs MOA? Both of these terms are conical measurements that show your accuracy at distances between the tip of your muzzle and your target. 300 Win Mag? I've killed several elk with a 7 mm Rem. Because of differences in numbering systems, some conversions are approximated but are within. We specialize in both Small quantity, Quckturn, and Production printed circuit board Quantities. 1000 mils 1/12 foot 25. The HDX 20 ft. COPPER AS USED IN ELECTRICAL EQUIPMENT Engineers (IEEE) publish the leading industry standards for the design and testing of electrical equipment. Plastic Sheeting comes in a wide range of thicknesses. Either one will do the job nicely. Often at the range I have had to explain to people what Minute of Angle (MOA), and Milradians mean. The millimeter and thousandth of an inch are two minute units of length and distance. What do those terms mean? Well, they actually mean the same thing, but are expressed in opposing orders. However I have found that making sighting corrections with a Mil reticle is rather easy at any range. We normally list inkjet paper thickness in terms of mil, or thousandths of an inch. The few exceptions that use capital letters are noted below. Most countries use the Metric System, which uses the measuring units such as meters and grams and adds prefixes like kilo, milli and centi to count orders of magnitude. 3 mm at 100 m would be: 3/100 = 0. 54 centimeters) (exact) Binary vs. Next time I will just convert to inches since I have that ruler on hand. The closest unit to the mil in the metric system is the micrometer: One mil is equal to 25. Concentration molar unit conversion between millimole/liter and milliMolar, milliMolar to millimole/liter conversion in batch, mmol/L mM conversion chart. 0 E-10: ångström (Å). Convert vibration measurements from one set of units to another. One may write 1 mil as ". Millimeter. The company has been making the best ammo for years now, so you can be sure that this one will be great. We deliver the very highest quality gauges for both Left Hand & Right Hand Threads for external threads (Thread Rings), and internal threads (Thread Plugs). How many mils in 1 mm? The answer is 39. Recommendations and 20mil vs 30mil wear layer Discussion in 'Vinyl to the best of my knowledge offers a 20 mil wearlayer. However I have found that making sighting corrections with a Mil reticle is rather easy at any range. 2nd Marine Logistics Group Public Web Site. The official website of the Milwaukee Brewers with the most up-to-date information on scores, schedule, stats, tickets, and team news. With the superior wall construction of the Radiant Pool you have options! The incredible Metric Series Pool can be installed aboveground, inground, and semi-inground, on a slope or into a hill. (Its only resemblance to the metric system is that both are decimal). I added Quadro 40 and 50 slides (old catalog/specs) to the drawing I did for the Full Overlay Stackable Boxes article. millimeter wire gaging system represents diameter of solid wire in mm or cross-sectional area of stranded wire in mm^2 (square mm). About Converterin. The other way around, how many minutes - ' , MOA are in one angular mil - mil unit? Calculate from angle into other angle unit measures. Today, the mil is commonly used to measure adjustment of sights and scopes of firearms. The Quadro 40's have a 2. Standard DIN Sizes, ISO6722, mm². The millimetre is a unit of length in the metric system, equivalent to one thousandth of a metre (the SI base unit of length). The MK 38 MOD 0 25 mm MGS replaced the MK 16 20 mm gun. Information contained in this publication regarding device applications and the like is provided only for your. Standard probe models can operate at environments up to 50˚C (120˚F). If you need to convert circular mils to other units, please try our universal Area Unit Converter. MEDICAL DEPARTMENT, UNITED STATES ARMY. Fineness of Grind Gages Most gages will have one scale marked in either mils or microns. Thick, heavy plastic is 12 mil to 80 mil. This chart lists the most common metric equivalents for U. 200 MILS to INCHES = 0. Between µ - µm and mm measurements conversion chart page. Filter search results by selecting Status or FSC/Area from drop-down lists, or by checking the box and specifying a range of document dates. 308 caliber long-range stage. Advanced Circuits is MIL-PRF-31032, MIL-PRF-55110G, AS9100C, ISO 9001:2008 Certified, IPC 6012 Class 2, 3 and 3A Qualified, and ITAR Registered. When assembled with the cartridge in belts, the links fit on the cartridge shoulder. It is very important that students begin by taking the Common Core courses followed by the Business Area Specific courses which pertain to their business area. MIL-PRF-22019 Type 1 or MIL-PRF-22020 Type 1 is a clear polyethylene/polyester VCI coated film. 4mm to 1 inch, so it's easy to convert any millimeter size to inches by dividing it by 25. DShK is a belt-fed, air-cooled, gas-operated weapon that fires only in full-auto. The few exceptions that use capital letters are noted below. 2nd Marine Logistics Group Public Web Site. 357 has more power and is an all around better round. My opinion is the. 3125 LN (inch2) - 10. The reason why is simple: you can open and close them as many times as you want to keep foods and items fresh, clean, and free from oxidation. weico, wire,cable, bus bar, hook up wire,Coaxial Cable,Flat Cable, Multiconductor Cable,Multipair, Plenum Cable, Power Supply Cords, Heat Shrinkable Tubing, Non. 45: Wound Placement. A mil is sometimes also referred to as an angular mil. The spacing between the top layer and the signal core would finish at about 8. In this conversion calculator, you can convert gauge to inches and millimeters from the known gauge number. Therefore, unless you. The term "mil" is used to describe thickness in thousandths of an inch. If your off by 2 1/2 Mils, then move the reticle 2. Please share, like, and tweet this page and others to show your support. The 36 AWG is defined as 5 mil diameter, and the 4/0 AWG is defined as 460 mil diameter. Metric System There are two main systems for measuring distances and weight, the Imperial System of Measurement and the Metric System of Measurement. The millimeter and thousandth of an inch are two minute units of length and distance. 1 inch is equal to 25. CG Administrative Law Judge (ALJ) CG Hearing Office; Containers. 5 mils wide. Gauge numbers are only provided as a reference and should not be used to order, design or specify steel studs or joists. Mil means 1/1000 inch. During the latter half of the 20th century it was a standard military pistol cartridge of the Soviet Union and the Eastern Bloc, analogous to the 9×19mm Parabellum in NATO and Western military use. Packaging Measurement Conversion Tables; metric =. If you want specific information on insert arrangements, mounting style, etc. How to use mil in a sentence. A MIL is large, so it can be broken down into tenths which makes it easier to make adjustments that are more exact. Diferent angle units conversion from angular mil to milli-radians. Certificates of compliance shipped with each order. Alloy 110 (99. Use this page to learn how to convert between millimetres and mils. 0254 mm, then 10 mil of vinyl is 0. Microns Mil - A unit of measurement in the English system that is measured in thousandths of an inch. In an effort to help eliminate the "Paper Weight" confusion problem, we have compiled the comprehensive table listed below. 0254 mm), used in measuring the diameter of wires. A Vari-X 111 (1") should work fine 1/2 hour before sunrise or after sunset. Re: plastic thickness - mil/ mm/ gauge Each item is different and should be checked. To convert meters to millimeters, multiply the meter value by 1000. 3 mm to mils = 118. The closest unit to the mil in the metric system is the micrometer: One mil is equal to 25. 38 in +P then why wouldn't you do the same in 9mm-----now it's a different story. Instant free online tool for mil to inch conversion or vice versa. This reference page goes from. 7 mm to mil = 275. 45 caliber is the best, due to its stopping power. The company has been making the best ammo for years now, so you can be sure that this one will be great. CG Administrative Law Judge (ALJ) CG Hearing Office; Containers. Each whole Mil-Radian is numbered for fast reference under even stressful conditions. If you do not have a measuring stick, though, there are also ways to estimate the number of millimeters. In this conversion calculator, you can convert gauge to inches and millimeters from the known gauge number. 30-06 vs 7mm mag So if your shooting under a certain distance, the 30 ought will hit somewhat harder, but the 7 mil will be the harder hitter farther out. The same metric prefixes are used for data quantities as for other units, with. To add to the confusion, some websites show material thickness in millimeters (1,000 th of a meter) while others show the thickness in mils (1,000 th of an inch). If (as in USA) film thickness is 3mil (mm) then this is 3 divided by 0. Stencils can be used for indoor and outdoor jobs. All PICAXE Chips are available in both Dual-In-Line (through-hole) and surface mount casing formats. When measuring vinyl thickness, mil is a more accurate measurement than gauge. Truglo Tru-Brite Tactical Rifle Scope - 1-6x24mm 30mm IR Power Ring Duplex Mil-Dot Reticle You did not add any gift products to the cart. 001 of an inch (0. Concentration molar unit conversion between mol/liter and milliMolar, milliMolar to mol/liter conversion in batch, mol/L mM conversion chart. The fuel consumption or fuel economy measurement is used to estimate gas mileage and associated fuel cost for a specific vehicle. 4 millimeters:. It is a typical manufacturing dimension. This isn't really about why inches or centimeters are a better unit. The Minnesota National Guard is under state jurisdiction and can be used by the governor to assist the state during disasters and other state emergencies. 002 inches; To convert mil to gauge, take mil and multiply by 100. Conversion between milliliter and millimeter. 9 in 52 mm 2 in 56 mm 2. Women's watches typicallyhave a case width. This article incorporates public domain material from the General Services Administration document "Federal Standard 1037C" (in support of MIL-STD-188). Millimeters. This online unit converter allows quick and accurate conversion between many units of measure, from one system to another. Browse Washers in the Mil-Spec Fasteners Corp. However, there are two significant points to consider that negate this cost difference. twice as thick as 36 gauge below, But a very thin wire- not very strong 36. Common low density liners range from. it has no meaning. The company has been making the best ammo for years now, so you can be sure that this one will be great. Do you want to know what the difference between Mil and Gauge in vinyl liners? We think it was created by some marketing people to confuse us. PPU (Prvi Partizan) is one of the oldest, largest and most versatile ammunition manufacturers in Europe. um = Mils * 25. Converting Mils and Microns to Pounds and Kilograms. 53 mm) from the edge. Standard mil weights purchased by most customers for their projects are the 3 mil and 5 mil weights. Used chiefly to specify the diameter of wire One millimeter= 0. Mils to Millimeters Conversion Chart at READE Googled: mils and mm Definitions: One mil= A unit of length equal to one-thousandth of an inch, a milliliter, or one cubic centimeter. Samsung Galaxy Watch Active(2) 40mm vs 44mm: Which is Better? Between the Galaxy watch active 44mm and 40mm which should you buy – going by the sizes, the more bigger 44mm is a better fit for men and individuals with bigger wrist, while the 40mm is a nicer wear for women and persons with smaller wrist size. length in mm is in first column. Mils to Micrometer (um) calculator PCB Designers often need to work on metric as well as mils and inches. Recommendations and 20mil vs 30mil wear layer Discussion in 'Vinyl to the best of my knowledge offers a 20 mil wearlayer. One mil also equals 0. How to convert mils to inches [mil to in]: L in = 0. They are both loosely measurements of the liner thickness. Two tape measures, one in mm, the other in cm. mm ) measures exchange. 001 in or 0. What was overlooked was that each man was a. Confused yet? Here is a chart of a range of wear-layers, listed in both mm and mil, and the typically offered commercial warranty (you should always ask for the commercial warranty--more on this later):. Millimeters also can be marked as millimetres. By Nick Duke September 16, 2014. Extra charges for 4 or 3. And while 12 mm laminate is not the absolute thickest laminate you can buy, it is the thickest you can reasonably find in most retail markets at a fair price. If (as in USA) film thickness is 3mil (mm) then this is 3 divided by 0. " But, if you thought that, you'd be wrong. Metric Conversions are dependant on the test method that is being converted. 1 metre is equal to 39370. 1016 millimeters. Sam, a mil (or mRad) is 1/1000th of the distance. Mil means 1/1000 inch. With an overall product thickness of 6. Between mil and ' , MOA measurements conversion chart page. Went out and shot the Ares BTR 4. 100% waterproof flooring, 50-75% off every day, all in stock, ready to ship - and that's usually free! Tons of variety and easy shopping are all right here. Our conversions provide a quick and easy way to convert between Length or Distance units. Use a higher Mil count bag for sharper, heavier, or larger amounts of trash. Max Amps, DIN&VDE 0298, amps SAE Wire gauge Number. The AKO Classic portal will sunset on 26 September 2019. Distance And Length Converter / The American System (US Customary Units) And British Imperial Measures / Mil Online converter page for a specific unit. that is always the case. The turrets are of a good size and shape, similar to Leupold M1 knobs and are 1/8 MOA per click. Offers scopes, scope mounts, gun cases, tactical armor, bipods, and airsoft guns. 001 inches (25. twice as thick as 36 gauge below, But a very thin wire- not very strong 36. Millimeter is a metric unit of length. 25% Immersion,. Millimeters and meters squared are both units that are used in the metric system of measurement. How many millimeters in 37 mils: If L mil = 37 then L mm = 0. In this conversion calculator, you can convert gauge to inches and millimeters from the known gauge number. Note that rounding errors may occur, so always check the results. The millimeter (mm=1/1000 of a meter) is used for measuring the thickness of laminate flooring. A much stronger trash bag that offers better tear. Thou to Mils Conversion Formula. 078740157 mils. Tested: ATI Milsport 9 mm Carbine. One meter was defined in 1983 by the 17th conference of weights and measures as "the length of the path travelled by light in vacuum during a time interval of 1/299 792 458 of a second" and the millimetre by definition is derived as being 1/1000th of. 2 in 6 mm 10 mm 12 mm 15 mm 24 mm. It charges, and you have time to pull out your sidearm. PICAXE Chip Case Style. But I think it is pretty accurate. Metric System There are two main systems for measuring distances and weight, the Imperial System of Measurement and the Metric System of Measurement. MILS and THOU are essentially the same and mean 1/1000 inch metric is MM or MILLIMETER MICRON is 1/1000 MM-> MIL does NOT exist. However, there are two significant points to consider that negate this cost difference. Enter the value in millimeters in the top field (the one marked "mm"), then press the "Convert" button or the "Enter" key. It was the start of a long and suc-cessful association between our company and the nation’s shipbuilders. With an overall product thickness of 6. Take a look at the top of the line Primary Arms Platinum 1-8x24mm FFP Illuminated Riflescope. 1000 mils 1/12 foot 25. Concentration molar unit conversion between mol/liter and milliMolar, milliMolar to mol/liter conversion in batch, mol/L mM conversion chart. Small sieve "mesh" sizes of 3 1/2 to 400 are designated by the number of openings per linear inch in the sieve. All Mil-Spec sewing thread is non standard stock and requires minimum lot orders, based on type of thread, size and color. M2 and M9 links are manufactured with closed loops. 0 mil)Micron - A unit of measurement in the metric system that is equal to one thousandth of a millimeter. For example, a 25 MIL liner is about 12% thicker than a 25 Gauge liner. guideline for machine settings. It tracks the movement of the bullet in zero wind conditions, and out to 100 yards. SOPRALENE Flam 180 is composed of a proprietary formulation of elastomeric styrene-butadiene-styrene (SBS) polymer modified. One meter was defined in 1983 by the 17th conference of weights and measures as “the length of the path travelled by light in vacuum during a time interval of 1/299 792 458 of a second” and the millimetre by definition is derived as being 1/1000th of. In SI, the electric field strength is measured in newtons per coulomb (N·C⁻¹) or, equivalently, volts per meter (V·m⁻¹). A MIL is large, so it can be broken down into tenths which makes it easier to make adjustments that are more exact. It is typically used to allow the tapered head of a screw to sit flush with the top of the laminate. When measuring vinyl thickness, mil is a more accurate measurement than gauge. The FBI announced it was planning to swap out the. However, there are two significant points to consider that negate this cost difference. Metric Conversion Charts. 8 mm to mil = 314. 40 S&W has an energy advantage. The MM is used widely in the oil and gas business; it stands for "a thousand thousands". Mils to Millimeters Conversion Chart at READE Googled: mils and mm Definitions: One mil= A unit of length equal to one-thousandth of an inch, a milliliter, or one cubic centimeter. Although a 30 mil liner is a bit more expensive and somewhat harder to install (these should be completed on a warm day), it's still better than having to replace the liner prematurely due to failure. 254 mm of thick. has a lot better ballistics with heavier weight bullets (200gr. mm cable sizes with Equivalent Circ. 357 Sig vs 10mm vs 5. We then had the kilobyte, then the megabyte, and now the gigabyte. Note that in AWG the diameter goes up as the gauge goes down metric is the opposite. Extra charges for 4 or 3. Re: 32mm System Basics Posted by Dave Lers on Monday, 25-Aug-2008. The copper in a PCB is rated in ounces, and represents the thickness of 1 ounce of copper rolled out to an area of 1 square foot. The first table in combination with the second table offer a good start for selecting a wire gauge for data exchange. One mil is equal to one thousandth of an inch, or 10-3 inches. 1000 mils 1/12 foot 25. The copper in a PCB is rated in ounces, and represents the thickness of 1 ounce of copper rolled out to an area of 1 square foot. The circular mil is abbreviated in two different ways: MCM and KCMIL. Let's End the Confusion. Thread Size: Tap Drill (mm) Thread Size: Tap Drill (mm) Thread Size: Tap Drill (mm). The DCMA EVMS mission is to assess supplier controls and procedures for compliance with the 32 EIA 748 EVMS Standard and influence the practice of program management by reinforcing the way the Department thinks about (and uses) EVMS data, to strengthen the purchasing power of the Department. A mil or an MOA linear equivalent increases proportionally. The reason why is simple: you can open and close them as many times as you want to keep foods and items fresh, clean, and free from oxidation. Small sieve "mesh" sizes of 3 1/2 to 400 are designated by the number of openings per linear inch in the sieve. The popular SWFA SS 10x42M Tactical Riflescope offers a matte finish, Patented Mil-Quad Reticle, 30mm Tube, Side Focus,. Mils to Millimeters Conversion Chart at READE Googled: mils and mm Definitions: One mil= A unit of length equal to one-thousandth of an inch, a milliliter, or one cubic centimeter. DANSMC BOLT TORQUE GUIDE Use as a Very Loose & Gooey guide only. GSM is the Metric Standard verses Basis Weight. in practicing micrometers and millimeters ( µm vs. Lower receivers varied in that the 5. 11, 2019 - In early 2019, Jacob Curtiss, a contracting officer who began his career with Defense Logistics Agency Disposition Services last October, started his pursuit of the Navy Reserve Direct Commission Officer program for a chance to commission as a Supply Corps Officer. It tracks the movement of the bullet in zero wind conditions, and out to 100 yards. Units used by those who feel that the vibration's "power" is more important than its amplitude based on "Peak. Centimeters to millimeters (cm to mm) conversion calculator and how to convert. A common adjustment value in firearm sights is 1 cm at 100 meters which equals 10 mm / 100 m = 1 / 10  mil. It is equivalent to 1 cubic centimeter in the SI.