Is there a way to break the crosslinks of an epoxy resins? Not all the crosslinks have to be broken. Just enough of the crosslinks are broken so that a non-flammable solvent can remove the epoxy resin. Perhaps some sort of additive/catalyst can be added to the solvent that could attack the...
Quality of rain water you receive depends greatly on where you live. If you live in an area that has very active municipal solid waste incinerators that burns thermometers and plastics and a few power plants burning coal, I don't think the quality of the rain water in that area would be as good...