khí mỏ
Definition
- Noun:
- Mine gas, firedamp: A flammable gas, primarily methane, that naturally occurs in coal mines and poses a significant explosion hazard.
- A general term for gases found in mines: Can refer to various gases (e.g., methane, carbon dioxide) that accumulate in underground mine workings.
Usage Examples
- Noun:
- Khí mỏ là mối nguy hiểm thường trực đối với thợ mỏ. (Mine gas is a constant danger for miners.)
- Trước khi vào hầm lò, người ta phải kiểm tra nồng độ khí mỏ. (Before entering the mine shaft, people must check the concentration of firedamp.)
Advanced Usage
"khí mỏ grisou": This is a direct loan term from French ("grisou"), specifically referring to firedamp (methane) in coal mines. It is a more technical variant.
- Các vụ nổ khí mỏ grisou thường rất thảm khốc. (Explosions of firedamp are often catastrophic.)
"đo khí mỏ" / "máy đo khí mỏ": To detect/measure mine gas; a mine gas detector.
- Thợ mỏ luôn mang theo máy đo khí mỏ. (Miners always carry a firedamp detector.)
Variants and Related Words
- Khí độc mỏ (n): Poisonous mine gas (e.g., carbon monoxide).
- Khí metan (n): Methane gas, the primary component of firedamp.
- Grisou (n): The French-derived term for firedamp, often used in technical contexts.
Synonyms
- Khí ga mỏ: Mine gas (less common).
- Firedamp: The direct English equivalent in mining terminology.
Related Phrases
- Nổ khí mỏ: A mine gas explosion.
- Vụ nổ khí mỏ đã khiến hầm mỏ bị sập. (The mine gas explosion caused the mine tunnel to collapse.)
- Tai nạn khí mỏ: A mine gas accident.
- Anh ta may mắn sống sót sau tai nạn khí mỏ. (He was lucky to survive the mine gas accident.)
Related Idioms
(This specific technical term is not commonly used in idiomatic expressions. Related sayings often concern danger or hidden threats.) - Nguy hiểm như trong hầm mỏ: As dangerous as being in a mine (referring to a very perilous situation). - Công việc đó nguy hiểm như trong hầm mỏ vậy. (That job is as dangerous as being in a mine.)