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SI unit

A SI unit is a unit of measurement according to the International System of Units SI. There are seven base units and several derived units. Non-SI units can be converted to SI units (or vice versa) according to the conversion of units.

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The Jetsons

... characters was Don Messick[?]. Astro's best known line indicates impending trouble: "Ruh-ro!" Please confirm: I believe the original series was made in 1962 but its ...