WEBS Teachers' Resources ebook_final

WETSUIT NEOPRENE - neopreno ELASTOMER / Elastómero HARDNESS INJECTION MOULDING synthetic rubber SWIMMING POOL PVC - Policloruro de vinilo - 3 THERMOPLASTIC / Termoplástico MOLDING - FLEXIBILITY CALENDERING SUMMER PRINTER MELAMINE - melamina THERMOSETTING / Termoestable HARDNESS EXTRUSION PRINT