You can make your own portable laminar flow hood from a Vacuum Cleaner, some plexiglass, and a HEPA Filter. A thorough article on instructables walks you through the process. The authors paid $200 in parts for their laminar flow hood, including the vacuum cleaner. If you are worried about achieving actual laminar air flow, you […]
Tag: Instructables
An Extremely Cheap Venturi Vacuum Pump
A Venturi vacuum pump works by flowing water through a tube that has a narrow point where a second tube is connected. The faster speed of water through the narrow point pulls a vacuum in the connected tube. There is a nice little instructable on how to put one together using an eppendorf tube, 3 […]