A 'jiffy' is an actual unit of time for 1/100th of a second!
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Sound travels about 4 times faster in water than in air.
408
Most dust particles in your house come from dead skin.
48
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
German chemists made a replica of a trophy the size of one molecule.
68
Nylon is made from coal and petroleum.
42
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Sound travels fifteen times faster through steel than through air.
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