Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
One 75-watt bulb gives more light than three 25-watt bulbs.
57
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
If the chemical sodium is dropped into water it will immediately and violently explode.
67
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13