The mixture of methane and air in the abandoned mine became explosive, forcing the rescue team to ventilate the tunnels carefully.
废弃矿井中的甲烷与空气混合物变得具有爆炸性，迫使救援队小心地为隧道通风。
- Pressure builds in narrow underground channels until the steam forces water upward explosively.
From a Rhetorical Synthesis question · Expression of Ideas
Which choice best defines “explosive”?
C — Able to cause an explosion or likely to explode. “explosive” means able to cause an explosion or likely to explode.
Which word means “able to cause an explosion or likely to explode”?
B — explosive. “explosive” means able to cause an explosion or likely to explode.
explosive — able to cause an explosion or likely to explode. In Chinese: 爆炸性的.
explosive is pronounced /ɪkˈsploʊsɪv/.
The mixture of methane and air in the abandoned mine became explosive, forcing the rescue team to ventilate the tunnels carefully. (废弃矿井中的甲烷与空气混合物变得具有爆炸性，迫使救援队小心地为隧道通风。)
volatile, combustible, eruptive — all close in meaning to explosive (able to cause an explosion or likely to explode).
stable, inert — each the opposite of explosive (able to cause an explosion or likely to explode).
Yes. explosive is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.