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  2. ANSI/ASME Y14.1 - Wikipedia

    en.wikipedia.org/wiki/ANSI/ASME_Y14.1

    A size chart illustrating the ANSI sizes. In 1992, the American National Standards Institute adopted ANSI/ASME Y14.1 Decimal Inch Drawing Sheet Size and Format, [1] which defined a regular series of paper sizes based upon the de facto standard 8 + 1 ⁄ 2 in × 11 in "letter" size to which it assigned the designation "ANSI A".

  3. Goodyear Polyglas tire - Wikipedia

    en.wikipedia.org/wiki/Goodyear_Polyglas_tire

    Goodyear Polyglas GT tires were standard equipment on 1970 AMC AMXs [1]. The Goodyear Polyglas tire was a bias-belted tire announced in 1967 by Goodyear. "Polyglas" was a registered trademark. [2]

  4. Oxy-fuel welding and cutting - Wikipedia

    en.wikipedia.org/wiki/Oxy-fuel_welding_and_cutting

    A rose bud torch is used to heat metals for bending, straightening, etc. where a large area needs to be heated. It is so-called because the flame at the end looks like a rose bud. A welding torch can also be used to heat small areas such as rusted nuts and bolts.

  5. Lettering guide - Wikipedia

    en.wikipedia.org/wiki/Lettering_guide

    2.5 to 7 millimetres (0.1 to 0.3 in) lettering guides for technical drawings Lettering pens for lettering guide template. A lettering guide template is a special type of template used to write uniform characters. It consists of a sheet of plastic or other material with cut-outs of letters, numbers, and other shapes used especially for creating ...

  6. Poly(methyl methacrylate) - Wikipedia

    en.wikipedia.org/wiki/Poly(methyl_methacrylate)

    It is used as a light guide for the backlights in TFT-LCDs. [ 48 ] Plastic optical fiber used for short-distance communication is made from PMMA, and perfluorinated PMMA, clad with fluorinated PMMA, in situations where its flexibility and cheaper installation costs outweigh its poor heat tolerance and higher attenuation versus glass fiber.

  7. Sheet resistance - Wikipedia

    en.wikipedia.org/wiki/Sheet_resistance

    The reason for the name "ohms per square" is that a square sheet with sheet resistance 10 ohm/square has an actual resistance of 10 ohm, regardless of the size of the square. (For a square, =, so =.) The unit can be thought of as, loosely, "ohms · aspect ratio". Example: A 3-unit long by 1-unit wide (aspect ratio = 3) sheet made of material ...

  8. Driptorch - Wikipedia

    en.wikipedia.org/wiki/Driptorch

    The wick is ignited and allows the fire to be directed as needed. The spout and wick can be secured upside down inside the canister for storage or transport. Typically the fuel used is a mixture of gasoline and diesel with a ratio of 30% to 70% respectively, although, the amounts may need to be adjusted according to fuel and weather conditions. [1]

  9. Template : Amphetamine base in marketed amphetamine medications

    en.wikipedia.org/wiki/Template:Amphetamine_base...

    Amphetamine base in marketed amphetamine medications drug formula molar mass [note 1] amphetamine base [note 2] amphetamine base in equal doses doses with equal base content [note 3] (g/mol) (percent) (30 mg dose) total base total dextro- levo- dextro- levo- dextroamphetamine sulfate [2] [3] (C 9 H 13 N) 2 •H 2 SO 4