A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Iron weighs more after it rusts.
68
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
One barrel of petroleum holds 42 gallons.
20
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
One third of the electricity produced on earth is used to power electric light bulbs!
75
