One 75-watt bulb gives more light than three 25-watt bulbs.
57
The average home creates more pollution than does the average car.
33
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
One barrel of petroleum holds 42 gallons.
20
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
A ball of glass will bounce higher than a ball made of rubber.
73