Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Cold water weighs more than hot water.
93