I-resin ye-hydrocarbon ye-C5 isibe yingxenye ebalulekile ezintweni zezimboni ezishintshayo, ikakhulukazi ezinamathelayo, ezimbozweni, nasezimbonini zerabha. Lawa ma-resin aguquguqukayo, ahlanganiswe ngama-hydrocarbon e-C5 fraction, aziwa ngokuqina kwawo okuhle kakhulu kokushisa, ukuthamba okuphansi, kanye...
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