In most cases, hydrogen peroxide can be used safely in the ear to soften earwax and make it easier to remove. However, don't use it if you have a perforated eardrum or ear tubes, because it can cause ...

Researchers in China have developed a modified biochar made from biogas residue that can efficiently remove ammonium nitrogen from water, offering a low-cost and sustainable solution to agricultural ...

Earwax (cerumen) protects the inside of your ears from irritation and infection. As the body makes new wax, the old earwax usually drains out of your ears naturally. Sometimes earwax can build up and ...

Gargling with diluted 3% hydrogen peroxide is generally safe. It may help reduce cavities, fight infection, and ease sore throat pain. Avoid high concentrations and contact with eyes or skin to ...

Hydrogen peroxide is not meant to be drunk at all or to be used on the skin in large amounts. Hydrogen peroxide is a common at-home teeth whitener. It’s found in a lot of household products and is ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

A spray of water microdroplets turns a test strip blue, indicating the presence of hydrogen peroxide. Credit: Credit: Proc. Natl. Acad. Sci. U.S.A. It’s the latest in a series of studies from Zare, ...

Hydrogen peroxide may be used for medical applications including disinfecting wounds and whitening teeth. However, claims made by Brian Ardis, a retired chiropractor, that the compound can treat ...

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