Open source compressed earth block machine
Open source compressed earth block machine: “The Liberator project aims to make an ‘open source’ compressed earth block machine that can turn out 3-5 blocks per minute for a total cost of $1,000-$1,350. That’s enough blocks to build a new house every day, turning dirt into shelter. The project page does a good job of [...]

Monday, February 25, 2008
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