I used to draft and build steel bridges. Plasma was the workhorse tech behind it all. Cuts were perfection. For the home machinist, I don't this this is a cost effective option over the laser alternatives. Maybe I am wrong?
Although plastics make up only about 11% of all US municipal solid waste, many are actually more energy-dense than coal. Converting these non-recycled plastics into energy with existing technologies could reduce US coal consumption, as well as boost domestic energy reserves, says a new study.
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