C₄H₈
CH₂FCF₃
NH₃, R717
BCI₃
BF₃
CO
CI₂
2H, D₂
CH₂F₂, R32, HFC-32
Sᵢ₂H₆
C₂H₆, R170
C₂H₄
F₂
He
C₄F₆
C₂F₆, R116, HC-116
HF
HI
H₂S