English ⇄ Bulgarian Chinese Czech Danish Dutch Estonian Finnish French German Greek Hungarian Irish Italian Latvian Lithuanian Maltese Polish Portuguese Romanian Russian Serbian Latin Slovak Slovene Spanish Swedish

Flammable gas.
chem.	Brandfarlig gas.
flammable gas
chem.	brandfarlig gas
flammable gases
environ., chem.	brandfarliga gaser

Flammable gas: 5 phrases in 3 subjects

Chemistry	3
Earth sciences	1
Energy industry	1