Making a LED flasher

This is a small project I was done with in about one hour(I didn’t found a use for it, but I’ll update the post if I do :D). It’s easy to build, especially for beginners like me. And the result is satisfying. I used 2 blue leds, and I tested the circuit on my pc […]

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Methods of obtaining Hydrogen

Hydrogen Hydrogen is the lightest and most abundant chemical element, constituting roughly 75 % of the Universe’s elemental mass.[4] Stars in the main sequence are mainly composed of hydrogen in its plasma state. Naturally occurring elemental hydrogen is relatively rare on Earth. Hydrogen gas (now known to be H2) was first artificially produced in the early 16th century, via the […]

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