If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
The only letter not appearing on the Periodic Table is the letter "J".
180
Sound at the right vibration can bore holes through a solid object.
134
The force of a suction cup is calculated using F=AP.
15
Sound travels fifteen times faster through steel than through air.
134
Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16
A ball of glass will bounce higher than a ball made of rubber.
73
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101