#lowtech

Testing valves, playing a bit. Just 1 meter of height ▶️ 3Speak

Drive pipe: 2 inches Fall: 4 meters Delivery flow: 19500 l/day, 13.3 l/min, 0.22 l/sec ▶️ 3Speak

playing with ram pumps ▶️ 3Speak

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My job right now requires that I travel 600km away during the week to work there. During this time I will stay in a hotel and my little appartment will just stay cold and empty. Good for my wallet, bad

What is a bioreactor? It sounds like a complicated piece of high tech, but it’s really a two dollar word for something that pumps air through algae. There’s a few designs on YouTube and this is my home

You don't need electricity to send or receive power quickly. In the second half of the nineteenth century, we commonly used fast-moving ropes. These wire rope transmissions were more efficient than electricity