Posted On Feb 5th 2016
Optimist The glass is half full Pessimist The glass is half empty Chemist The glass contains 50% H20(l) 39% N2(g) 10.5% O2(g) .44% Ar(g) .06% CO2(g)
Chemistry Tshirts for sale. All sizes including Mens, Womens, Childrens and Chemists.
1 pair included per order. THC, or tetrahydrocannabinol, is the chemical responsible for most of marijuana's psychological effects.
Posted On Jan 22nd 2016