Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Out of all the senses, smell is most closely linked to memory.
146
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
A ball of glass will bounce higher than a ball made of rubber.
73
If the chemical sodium is dropped into water it will immediately and violently explode.
67
The only letter not appearing on the Periodic Table is the letter "J".
180