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  2. Barn (unit) - Wikipedia

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

    A barn (symbol: b) is a metric unit of area equal to 10 −28 m 2 (100 fm 2).This is equivalent to a square that is 10 −14 m (10 fm) each side, or a circle of diameter approximately 1.128 × 10 −14 m (11.28 fm).

  3. Help:Convert units - Wikipedia

    en.wikipedia.org/wiki/Help:Convert_units

    Most units can be combined with a scale factor, for example, e6km represents a million kilometres. ... cm2: cm 2: square centimetre: square centimeter km2: km 2 ...

  4. Orders of magnitude (length) - Wikipedia

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

    Comparison of sizes of semiconductor manufacturing process nodes with some microscopic objects and visible light wavelengths. At this scale, the width of a human hair is about 10 times that of the image. [78] To help compare different orders of magnitude, this section lists lengths between 10 −7 and 10 −6 m (100 nm and 1 μm).

  5. List of metric units - Wikipedia

    en.wikipedia.org/wiki/List_of_metric_units

    Metric units are units based on the metre, gram or second and decimal (power of ten) multiples or sub-multiples of these. According to Schadow and McDonald, [1] metric units, in general, are those units "defined 'in the spirit' of the metric system, that emerged in late 18th century France and was rapidly adopted by scientists and engineers.

  6. Scale (ratio) - Wikipedia

    en.wikipedia.org/wiki/Scale_(ratio)

    Graphical scale bar in combination with a scale expressed as a ratio and a conversion help. The scale ratio of a model represents the proportional ratio of a linear dimension of the model to the same feature of the original. Examples include a 3-dimensional scale model of a building or the scale drawings of the elevations or plans of a building ...

  7. Man on carnivore diet has cholesterol of 1,000, sees shocking ...

    www.aol.com/man-carnivore-diet-cholesterol-1...

    A man who ate the carnivore diet had cholesterol of 1,000 and developed yellow lumps on his hands, deposits of excess cholesterol under his skin.

  8. 21 tips and tricks to age gracefully - AOL

    www.aol.com/21-tips-tricks-age-gracefully...

    Life Extension shares 21 science-backed tips to help you establish a wellness-focused lifestyle and keep you in top-notch health as the years bring experience, wisdom, and other distinguishing traits.

  9. List of scale model sizes - Wikipedia

    en.wikipedia.org/wiki/List_of_scale_model_sizes

    This is the scale which MOROP has defined for O scale, because it is half the size of the 1:22.5 Scale G-gauge model railways made by German manufacturers. [citation needed] 1:43.5: 7.02 mm: Model railways (0) Exact O scale of 7 mm = 1 foot. 1:43: 7.088 mm: Die-cast cars: Still the most popular scale for die-cast cars worldwide, metric or ...