Category: Chemistry

httpvh://www.youtube.com/watch?v=X4-j1RMSMtI What you can see in the video … It looks like … I don’t know how to describe it. You definitely won’t confuse it with a plane. Planes do not change the direction so fast. They also do not fly in formations like this. And definitely do not change…

httpvh://www.youtube.com/watch?v=H3jjBv6968I Say I have this beaker of water and I decided to add – some tea from used teabag – baking soda in a quantity that won’t be solub le in this amount of water and stay at the bottom of the beaker – some terribly smelling coffee, hotels rarely…