Encara no tenim significats per a "basic feedstock".
1But oil is also the basic feedstock for almost all chemicals and plastics.
2Ethylene, made from naphtha, is a basic feedstock for petrochemicals that are processed into products such as plastics.
3Oil-based naphtha can be used to make ethylene, a basic feedstock for petrochemicals that are processed into products such as plastics.
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