polyethylene

Hi all. I'm building my own lid. I've got polycarbonate cut out on the way and now I'm just looking for some mesh that I can silicone on. I've done a bit a of research and the 2 main materials are PE and PP. PE seems to be be the better overall choice as it's less likely to get damaged by...

So I snagged a used 200 to 250 gallon storage drum for free. The person getting rid of it had bought the house and the old owner had left it there. The only thing he knew was that the owner owned a detergent making company and probably used it to store chemicals in it. Is there ANY way to...