firedamp

N ก๊าซ ที่ ติดไฟ 

FIREDAMP

[See Damp. ]

firedamp

fire damp |ˈfīrˌdamp ˈfaɪərdæmp | ▶noun methane, esp. as forming an explosive mixture with air in coal mines.

firedamp

fire |damp |ˈfʌɪədamp | ▶noun [ mass noun ] methane, especially as forming an explosive mixture with air in coal mines.