Month: June 2011

Superfast Filtration
Posted in Chemistry

RTFMs #6: Superfast Filtration

Say I have this beaker of water and I decided to add – some tea from used teabag – baking soda in a quantity that won’t be solub le in this amount of water and stay at the bottom of the beaker – some terribly smelling coffee, hotels rarely provide…

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Squashing Plastic Bottles
Posted in Other

RTFMs #5: Building a Vacuum Pump

If by looking at this picture you guessed that today’s episode is about vacuum, you’re totally right. To be precise, we will be talking about building a powerful vacuum pump.

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