Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>" <vanyo-at-echoes-dot-net> On Mon, 04 Nov 2002 19:20:27 -0700, "Tesla list" <tesla-at-pupman-dot-com> wrote : > Faraday's law protects the gas inside the pipes. And if that fails, there's still no oxygen in the pipe, so the gas can't possibly combust anyway.