Sɛnea Wobɛpaw Plastik Kuruwa a Wɔde Tow Tow?

Wɔkyekyɛ plastic nkuruwa a wɔtow gu no mu abiɛsa titiriw denam nneɛma a wɔde yɛ so

1. PET kuruwa

PET, No. 1 plastic, polyethylene terephthalate, a wɔtaa de yɛ mineral nsu nkotoku, anonne nkotoku ahorow ne nkuruwa a wɔde anonne a ɛyɛ nwini gu mu. Ɛnyɛ den sɛ ɛbɛsɛe wɔ 70 °C mu, na nneɛma a epira onipa nipadua no nwene. Mma owia nkɔ, na nsa, ngo ne nneɛma afoforo nhyɛ mu.

2. PS kuruwa

PS, No. 6 plastic, polystyrene, tumi gyina ɔhyew a ɛyɛ bɛyɛ digrii 60-70 ano. Wɔtaa de di dwuma sɛ anonne a ɛyɛ nwini. Nsã a ɛyɛ hyew bɛma awuduru afi mu na ayɛ nea ɛyɛ mmerɛw.

3. PP kuruwa

PP, No. 5 plastic, polypropylene a wɔde yɛ nneɛma. Sɛ wɔde toto PET ne PS ho a, PP kuruwa ne plastic ahina a agye din sen biara, a etumi gyina ɔhyew a ɛyɛ 130 ° C ano na ɛno nkutoo ne plastic ahina a wobetumi de ahyɛ microwave fononoo mu.

Sɛ worepaw plastic nsu nkuruwa a wɔtow gu a, kyerɛ ase agyiraehyɛde no. Wobetumi de No. 5 PP kuruwa adi dwuma ama anonne a ɛyɛ nwini ne nea ɛyɛ hyew nyinaa, na No. 1 PET ne No. 6 PS betumi adi dwuma ama anonne a ɛyɛ nwini nkutoo, kae.

Sɛ́ ɛyɛ plastic kuruwa a wɔtow gu anaa krataa kuruwa no, eye sɛ woremfa nni dwuma bio. Ɛsɛ sɛ wɔtetew anonne a ɛyɛ nwini ne nea ɛyɛ hyew mu. Nnwumakuw bi a mmara mma ho kwan de nkrataa a wɔsan de di dwuma ne plastic a wɔasan de adi dwuma di dwuma ma afoforo nya so mfaso. Ɛyɛ den sɛ wobɛkan efĩ no nyinaa, nanso dade ahorow a emu yɛ duru anaa nneɛma afoforo a epira nso wom. Enti, eye sɛ wobɛpaw nneɛma afi wɔn a wɔyɛ no daa hɔ. Nea adetɔfo mpapahwekwa nte ase ne sɛ wɔ plastic nkuruwa a wɔtow gu ne krataa nkuruwa ntam no, plastic nneɛma korɔn sen krataa. Yebetumi asusuw ho afi afã abien mu: 1. Sɛnea wɔyɛ plastic nkuruwa a wɔtow gu no nyɛ den koraa, na ɛnyɛ den sɛ wobedi ahotew so. Krataa nkuruwa yɛ nea ɛyɛ den kakra, na ɛwɔ nkitahodi pii a ɛfa nneɛma a wɔyɛ ho, na ɛnyɛ mmerɛw sɛ wobedi ahotew so. 2. Plastik kuruwa a ɛfata a wɔtow gu, a awuduru nnim na efĩ nni mu. Krataa nkuruwa a ɛfata mpo yɛ mmerɛw sɛ wobɛtetew amannɔne nsɛm mu. Nea ɛka ho no, nneɛma a wɔde yɛ krataa nkuruwa no fi nnua a ɛwe kwae mu nneɛma dodo na enya nneɛma a atwa yɛn ho ahyia so nkɛntɛnso kɛse.