Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The sun is 330,330 times larger than the earth.
75
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Aluminum used to be more valuable than gold!
84
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Nylon is made from coal and petroleum.
42
The storage capacity of human brain exceeds 4 Terrabytes.
140