One 75-watt bulb gives more light than three 25-watt bulbs.
57
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Diamonds can be shattered with a hammer.
-104
Aluminum used to be more valuable than gold!
84
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17