RepRap is the technology on which Josef Průša built his company, Prusa Research. A while ago, in recognition of this, he very kindly gave Adrian a Prusa SL1 – one of his open-source stereolithography machines – and we have been
Prusa SL1
Open-source Oxygen Concentrator
[NOTE: This is still in development, and it is NOT YET WORKING. Since this blog post was written we have done more work on this idea, and so the diagram above and the post are now out-of-date. For