A septic tank turned travel trailer? Cue the cliché: “One man’s trash is another man’s treasure.” It’s what inside that counts, right?When Rick Mooyman wanted a unique, easy-to-tow trailer, he hunted for the most obvious piece of equipment to build one — a septic tank. To be fair, it was never actually in the ground storing sewage. He customized a vintage Boler after finding it as a gutted shell.According to an article on WinnipegSun.com, Boler camper-trailers were invented in 1968 by Winnipeg native Ray Olecko, based on the fiberglass tank he had patented the previous year. It’s obvious there’s a
