WEBS Teachers' Resources ebook_final

clamp LDPE - Polietileno de baja densidad - 4 THERMOPLASTIC / Termoplástico Soft, light Injection moulding Joining objects, cables... (unir) plastic bowl PP - Polipropileno - 5 THERMOPLASTIC / Termoplástico Chemical resistant Injection moulding Container rubbish bag PS - Poliestireno - 6 THERMOPLASTIC / Termoplástico Soft Calendering Keeping things