Most dust particles in your house come from dead skin.
48
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
Indoor pollution is 10 times more toxic than outdoor pollution.
62
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13