made of plastics ( ) back see also industries bonding and welding of plastics ( ) chemical resistant tanks made of plastic and gfk composite ( ) chemical resistant tanks made of plastics ( ) chemically resistant components, parts, subassemblies ( ) injection moulds, tool shop, prototype shop ( ) manufacture...
reactors to obtain test samples for laboratory tests. ) starts pumps and opens valves to pump resin from storage tanks into tank trucks or railroad cars for shipment. ) may tend coolers to reduce temperature of resins after polymerization. ) performs other duties as described under helper master title...