A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Sound travels fifteen times faster through steel than through air.
134
Out of all the senses, smell is most closely linked to memory.
146
Diamonds can be shattered with a hammer.
-104
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
A cesium atom in an atomic clock beats over nine billion times a second.
43