Plastik nneɛma, sɛ nneɛma a ɛho nhia wɔ nnɛyi nnwuma ne da biara da asetra mu no, fi wɔn honam fam ne nnuru su soronko a ɛma ɛyɛ adwuma no. Ɛnam molecule structure design ahodoɔ so no, plastics tumi di ahwehwɛdeɛ ahodoɔ pii ho dwuma, ɛfiri nneɛma a wɔde kyekyere nneɛma a emu yɛ hare so kɔsi mfiridwuma mu dwumadie a ahoɔden kɛseɛ -wɔ so.
Nea edi kan no, adwuma titiriw a plastic yɛ ne sɛnea emu yɛ hare na ɛtra hɔ kyɛ no. Mpɛn pii no, wɔn dodow sua sen dade ne ahwehwɛ de, na ɛtew akwantu ho ka so kɛse. Wɔsan nso wɔ nkɛntɛnsoɔ ne nsɛeɛ a ɛkyɛn so, na ɛma ɛfata sɛ wɔde di dwuma bere tenten-wɔ dwumadie te sɛ mfiri dan ne kar afã ahodoɔ mu. Sɛ nhwɛso no, polyethylene (PE) ne polypropylene (PP) abɛyɛ nneɛma titiriw a wɔde kyekyere nnuan ne da biara da ahiade esiane sɛnea ɛyɛ mmerɛw ne nnuru a ɛko tia nti.
Nea ɛto so abien no, sɛnea plastic yɛ plastic no ma ɛyɛ ahorow ahorow pii. Ɛdenam ɔhyew a wɔde yɛ nneɛma anaasɛ wɔde injection molding so no, wobetumi ayɛ plastic ayɛ no nsusuwii a ɛyɛ den de adi nea wɔhwehwɛ wɔ nneɛma a wɔyɛ no pɛpɛɛpɛ mu no ho dwuma. Mfiridwuma mu plastic te sɛ polycarbonate (PC) ne nylon (PA) kura n’ahoɔden mu wɔ ɔhyew a ɛkɔ soro mpo mu na wɔde di dwuma kɛse wɔ ɛlɛtrɔnik mfiri ne mfiridwuma mu. Bio nso, sɛnea ɛbɔ ho ban no ma wɔyɛ nneɛma atitiriw a wɔde yɛ nhama, nhama, ne ɛlɛtrɔnik nneɛma.
Dwumadi mu nsakrae trɛw plastic ahorow a wɔde di dwuma no mu bio. Ɛdenam nneɛma a ogya ntumi nhyew, nhama a ɛhyɛ den, anaa nneɛma a ɛtumi sɛe nneɛma a nkwa wom a wɔde ka ho so no, plastic betumi anya nneɛma titiriw te sɛ ogya a ɛko tia, ɛyɛ den, anaasɛ ɛnyɛ nea atwa yɛn ho ahyia. Sɛ nhwɛsoɔ no, bio-based plastics te sɛ polylactic acid (PLA) de nkakrankakra resi atetesɛm petroleum-based nneɛma ananmu de atew nneɛma a atwa yɛn ho ahyia so.
Nanso, sɛnea plastic ahorow no yɛ adwuma no nso de nsɛnnennen ba, te sɛ nneɛma a atwa yɛn ho ahyia ho haw ahorow a ɛyɛ den sɛ nneɛma bi sɛe nti. Daakye, ɛdenam nneɛma foforo a wɔbɛyɛ wɔ nneɛma ho nyansahu ne mfiridwuma mu so no, plastic nneɛma bɛhwehwɛ ano aduru a ɛkari pɛ kɛse wɔ adwumayɛ a ɛyɛ papa ne nkɔso a ɛtra hɔ daa ntam, na akɔ so aboa nnɛyi ɔmanfo ahiade ahorow.
