Hydrogen peroxide (H2O2) is widely used as a bleach, disinfectant, and oxidizing agent, among other things. However, ...

Hydrogen peroxide is a common ingredient in eardrops that can help remove earwax by adding oxygen to the wax, causing it to bubble and soften. Earwax is a waxy substance secreted in the ear canal.

Catalysis of the decomposition of hydrogen peroxide is demonstrated in a foil-covered florence flask or fancy bottle. A packet of manganese dioxide catalyst is suspended by a thread inside the neck of ...