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
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Sound travels about 4 times faster in water than in air.
408
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88