This document discusses several manufacturing processes that use abrasive chemicals and identifies air-operated double-diaphragm (AODD) pumps as a reliable solution for transferring these chemicals. It describes manufacturing applications that involve abrasive liquids like pickling baths, silicon carbide slurry, electroplating solutions, printing inks, lime slurry, and ceramic glazes. Solid-body plastic AODD pumps are highlighted as particularly suitable due to their abrasion resistance, self-priming ability, and ability to handle a wide range of abrasive media without electricity. Their construction from materials like polyethylene provides durability in harsh conditions.