ironbubble:

abellionhearts:

sixpenceee:

The iodine clock reaction. A solution of hydrogen peroxide is mixed with one containing potassium iodide, starch and sodium thiosulfate. After a few seconds the colourless mixture suddenly turns dark blue. (Source) @sixpenceee

Oooh

WOOOOOOOOOOOW I WASNT EXPECTING THAT HOLY SHHIT