3 ms·
You might like this manual cement mixer: https://www.youtube.com/watch?v=Qpxl5JizNc4 https://www.youtube.com/watch?v=Qpxl5JizNc4 "Improving on ... the plow". I
by justnotworthit 5y ago
You might like this manual cement mixer: https://www.youtube.com/watch?v=Qpxl5JizNc4 https://www.youtube.com/watch?v=Qpxl5JizNc4
"Improving on ... the plow". If I remember my history, there's a perplexing story around the asian (chinese?) plow and the highly inefficient (but necessary?) european plow that didnt improved for hundreds of years.