Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Aluminum used to be more valuable than gold!
84
One barrel of petroleum holds 42 gallons.
20
Iron weighs more after it rusts.
16
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
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21