pile of metal swarf on blue sky background, close-up

pile metal swarf blue sky background closeup metallic recycling junk waste rust corrosion heap iron environmental pollution recycle scrap short stack yard filing industrial pieces rubbish steel trash chips disposal dispose dump dumped garbage hill industry rejection reuse rusted unwanted abandoned chipping corroded discarded junkyard sawdust shaving environment corroding jumble junked scobs scrapiron scrapping scrapyard staining steely