sixpenceee: This excellent photo shows how the idea of surface tension works. A  paper clip sits on top of the liquid in a glass, you can clearly see a skin which holds the paper clip above the surface. (Source)

sixpenceee: This excellent photo shows how the idea of surface tension works. A  paper clip sits on top of the liquid in a glass, you can clearly see a skin which holds the paper clip above the surface. (Source)

tags: Angels spot,

from: https://angelofthedevils.tumblr.com/post/134795404253