One 75-watt bulb gives more light than three 25-watt bulbs.
57
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
One ragweed plant can release as many as one billion grains of pollen!
51
One barrel of petroleum holds 42 gallons.
20
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Iron weighs more after it rusts.
16