Pehea ʻoe e ʻike ai inā he polypropylene ka plastic?

ʻO kekahi o nā ala maʻalahi e hoʻokō ai i ka hoʻāʻo ʻana i ka lapalapa ʻana ma ke ʻoki ʻana i kahi laʻana mai ka plastic a hoʻā ʻia i loko o kahi kīʻaha hū. ʻO ke kala o ka lapalapa, ka ʻala a me nā hiʻohiʻona o ke ahi e hōʻike i ke ʻano o ka plastic: 1. Polyethylene (PE) - Drips, pilau e like me ke kukui;

2.Polypropylene (PP) – Honi, honi ka nui o ka aila mīkini lepo a me ke kani o ke kukui;

3. Polymethylmethacrylate (PMMA, “Perspex”) – Bubbles, crackles, ʻala ʻala ʻono;

4. Polyamide a i ʻole "Nylon" (PA) - ʻO ka lapalapa ahi, ʻala o nā marigolds;

5. Acrylonitrilebutadienestyrene (ABS) – ʻAʻole akaka, lapalapa ahi, ʻala o nā marigolds;

6. Polyethylene foam (PE) - Ke kulu, honi o ke kukui