1. Butadiene-styrene rubber.
2. Isobutylene-isoprene copolymer (butyl rubber).
3. Paraffin (via the Fischer-Tropsch process).
Baca juga: Intip Gaya Busana Seksi Gao Qian, si Pemilik Bokong Terindah asal China
4. Petroleum wax.
5. Petroleum wax synthetic.