In this video, I demonstrate how to make an oxygen generator using manganese dioxide (MnO2) and hydrogen peroxide (H2O2) ...

Abstract: Deposition of the manganese dioxide (MnO2) Thin Film (TF) was carried out by Electron beam (E-beam) evaporation technique. Structural, optical, and electrical characteristics reveal that ...

As a kid, you probably remember the brown bottle your parents pulled out every time you skinned your knee. A little dab of hydrogen peroxide made things better. Hydrogen peroxide is used as an ...

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 ...

Barbara Bellesi Zito is a freelance writer from Staten Island, covering all things real estate and home improvement. When she's not watching house flipping shows or dreaming about buying a vacation ...

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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 ...

Hydrogen peroxide is a medicine cabinet staple that can treat wounds and disinfect your home. It kills bacteria, viruses, and mold spores and can cut through grease and remove stains. Use hydrogen ...

Hydrogen peroxide is a common ingredient in over-the-counter teeth whitening products and in-office dental teeth whitening treatments. You can make a teeth whitening rinse or paste at home using a 3% ...

Key Laboratory of Northwest Water Resource, Environment and Ecology, MOE, Xi’an University of Architecture and Technology, Xi’an 710055, China Shaanxi Key Laboratory of Environmental Engineering, ...

College of Chemistry, Chemical Engineering and Environment, Minnan Normal University, Zhangzhou 363000, China College of Energy, College of Chemistry and Chemical Engineering, State Key Laboratory of ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...