انفجار (ترکشی)
type: Concept
preferred label: explosion @en
related: خطر گاز

گاز زغال
type: Concept
preferred label: firedamp @en
related: خطر گاز

خط‌لوله نفت
type: Concept
preferred label: petroleum pipeline @en
related: خطر گاز

خطر گاز
type: Concept
broader: خطر
preferred label: gas hazard @en
related: خط‌لوله نفت
related: گاز زغال
related: انفجار (ترکشی)

خطر
type: Concept
narrower: خطر گاز
preferred label: hazard @en