Is e an stuth amh de phlastaig roisinn synthetigeach, a tha air a thoirt a-mach agus air a cho-chur bho pheatroil, gas nàdurrach no sgàineadh guail.Tha ola, gas nàdarrach, msaa air an toirt a-steach do choimeasgaidhean organach ìosal-molecular (leithid ethylene, propylene, styrene, ethylene, alcol vinyl, msaa), agus an ìre ìosal-molecular ...
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