Diaper Rash Ointment Eliminates Need for Recreational Drugs

Colored flame tricks that make use of methanol and various metal ions are old hat–and a source of in-class accidents—but one does not often see the use of zinc oxide, which is the main ingredient of Ihle’s paste, some foot powders and many diaper rash ointments. The electron transitions of zinc ion are very sensitive to different flame temperatures, and the emissions are beautiful.

 

 

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