As for the wood, in the three boats I've done, I just used five ply, 1/2 plywood. It's a hellavalot easier to find than marine and cost about 1/2 what marine cost. I put a nice thick coat of resin on the bottom side and fasten it down while still wet. That seals it and the resin helps glue it down.
The only way to safely make wax marijuana concentrate using BHO extraction is to use glass extractors or glass extraction tubes. Glass falls under a class of materials called ceramics, which are very resistant to deterioration and it's constituent elements are not harmful to people.atients often use PVC or steel tubes and do not understand they are going to have an increasing amount of those particles in their marijuana BHO wax concentrate products. Butane. Once you acquire the equipment, Butane and medical marijuana are the only costs to make wax marijuana concentrate using BHO extraction.
Wax is also sold in the newly opened marijuana shops in Colorado to customers who want a quicker, more intense buzz from pot. Because it is a concentrated form of the oils in marijuana, it delivers a potent dose of the active psychoactive ingredient, THC, to the user. Think of wax like 100 proof vodka vs. 50 proof. BHO is just another form of cannabis, despite the panic over the wax on the part of drug warriors. The only potential danger, according to experts, is in the manufacturing process. Butane, which is used to make wax, is highly flammable and sparks can set off an explosion.