"Then he uses his mouth to siphon with a plastic tube one would use for air pumps in a fish tank. You can get like 30 feet of the stuff for like $5 at a pet store. Just try not to get the nasty solvent and base solution in your mouth."

Isnt this a dangerous way to syphon because wat happeneds if u accidently get a mixture of toxic lye and other solvents in your mouth, and isnt the tube made of plastic/aryclic anyway. SWIM doe not understand why these syphoning device would not be good enough? btw the syphongign device pictured is not identenical to waht SWIM has.