0 New HSK word(s):

0 Old HSK word(s):

电石 [dian4 shi2]

Karbid (S)
四碳化硼 [si4 tan4 hua4 peng2]

Borcarbid, Bortetracarbid, Bortetrakarbid (Eig, Chem)
炭化硼 [tan4 hua4 peng2]

Borkarbid (S, Chem)
碳化钙 [tan4 hua4 gai4]

Kalziumkarbid (S, Chem)