a pile of old rusted car exhausts, silencers, or tail pipes in the backyard of an auto repair shop. top view, no people

stack equipment blow tailpipe automotive people environment exhaust system ecology engineering garage pile heap store industrial waste oxidized service maintenance industry dirty transport junk shape rusted pipes disposal scrap silencer background workshop muffler auto pollution pipe old broken transportation repair steel automobile rusty vehicle metal car rust exhausts silencers tail backyard shop top view shop people