| 聚 |
jù lǜ yǐ xī | polyvinyl chloride (PVC) |
| 聚 |
jù | to assemble; to gather (transitive or intransitive) / (chemistry) poly- |
| 氯 |
lǜ | chlorine (chemistry) |
| 氯 |
lǜ yǐ xī | vinyl chloride (chloroethene C2H3Cl) |
| 乙 |
yǐ | second of the ten Heavenly Stems 十天干 / second in order / letter "B" or Roman "II" in list "A, B, C", or "I, II, III" etc / second party (in legal contract, usually 乙方, as opposed to 甲方) / ethyl / bent / winding / radical in Chinese characters (Kangxi radical 5) / ancient Chinese compass point: 105° |
| 乙 |
zhé | turning stroke (in Chinese characters), aka 折 |
| 乙 |
yǐ xī | ethylene / vinyl |
| 烯 |
xī | alkene |