The concept of building your own hydroelectric generator seems simple at face value: use gravity to impart as much force as ...

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

Priced at over $12,000, it’s something you should maybe build yourself.

Abstract: The mini biogas amine scrubbing paper is dedicated to the development and construction of a compact biogas scrubbing system, which employs either amine or water scrubbing techniques to ...