One of his more interesting builds is his series on building rocket engines out of PVC pipe written in conjunction with [Chuck Knight]. For the propellent grains, the PVC rocket didn’t use the ...

PVC and polystyrene — increased in North America in March, while polypropylene prices declined. Polyethylene and PET bottle ...

[NightHawkInLight] a.k.a. [Ben] recently built an awesome high power air cannon out of PVC pipe. PVC air cannons are great, and everyone should build one of these at some point in their life ...

North American suspension PVC resin prices ticked up an average of 1 cent per pound in March, as buyers prepared for the upcoming construction season. Prices had moved up 2 cents in February after ...