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  2. Orders of magnitude (mass) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(mass)

    An overview of ranges of mass. To help compare different orders of magnitude, the following lists describe various mass levels between 10 −67 kg and 10 52 kg. The least massive thing listed here is a graviton, and the most massive thing is the observable universe.

  3. Grammage - Wikipedia

    en.wikipedia.org/wiki/Grammage

    In the metric system, the mass per unit area of all types of paper and paperboard is expressed in terms of grams per square metre (g/m 2). This quantity is commonly called grammage in both English and French , [ 2 ] though printers in most English-speaking countries still refer to the " weight " of paper.

  4. Microgram - Wikipedia

    en.wikipedia.org/wiki/Microgram

    In the metric system, a microgram or microgramme is a unit of mass equal to one millionth (1 × 10 −6) of a gram.The unit symbol is μg according to the International System of Units (SI); the recommended symbol in the United States and United Kingdom when communicating medical information is mcg.

  5. Finger tip unit - Wikipedia

    en.wikipedia.org/wiki/Finger_tip_unit

    As two FTUs are approximately equivalent to 1g of topical application, the "Rule of Hand" states that "4 hand areas = 2 FTU = 1 g". [4] In the original study in the UK, [1] one FTU weighed 0.49 g in men and 0.43 g in women. The area covered by one FTU was 312 cm 2 in men and 257 cm 2 in women. [2] Very similar results were found in a Mexico ...

  6. Ounce - Wikipedia

    en.wikipedia.org/wiki/Ounce

    The ounce (/ ˈ aʊ n s /) is any of several different units of mass, weight, or volume and is derived almost unchanged from the uncia, an Ancient Roman unit of measurement.. The avoirdupois ounce (exactly 28.349 523 125 g) is 1 ⁄ 16 avoirdupois pound; this is the United States customary and British imperial ounce.

  7. Grain (unit) - Wikipedia

    en.wikipedia.org/wiki/Grain_(unit)

    C-19 [9] One gram is thus approximately equivalent to 15.432 36 grains. [6]: C-13 The unit formerly used by jewellers to measure pearls, diamonds, and other precious stones, called the jeweller's grain or pearl grain, is equal to 1 ⁄ 4 carat (50 mg; 0.77 gr). [5] The grain was also the name of a traditional French unit equal to 53.115 mg. [5]

  8. Catty - Wikipedia

    en.wikipedia.org/wiki/Catty

    The catty is traditionally equivalent to around 1 + 1 ⁄ 3 pound avoirdupois, formalised as 604.78982 grams in Hong Kong, [1] 604.5 grams historically in Vietnam, [2] 604.79 grams in Malaysia [3] and 604.8 grams in Singapore. [4] In some countries, the weight has been rounded to 600 grams (Taiwan, [5] Japan, Korea [6] and Thailand).

  9. Persimmon - Wikipedia

    en.wikipedia.org/wiki/Persimmon

    Female flowers are creamy-white [2] and appear singly. [1] They have a large calyx, a four-parted, yellow corolla, eight undeveloped stamens, and a rounded ovary bearing the style and stigma. [1] 'Perfect' flowers are a cross between the two. [1] [2] Persimmon fruit matures late in the fall and can stay on the tree until winter. [2]