@11 months ago with 19543 notes
#science #intellectual humor
Cool! Paging @accol.
Crayons with labels showing the chemicals used to make up the colors.
Actually they are chemicals which exhibit those colors, not chemicals used in the production. Note it says Calcium (flame) and you would never use fluorine gas in the production of crayons.
(Source: etsy.com, via thickwigz)