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| poisonous material; poisonous substance; toxic chemical; toxicant | |||
| toxic substance | |||
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| toxic substance; environmentally harmful or toxic substance A chemical or mixture that may present a risk or injury to health or the environment | |||
| toxics | |||
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sustancias toxicas : 22 短语, 7 学科 |
| 化学 | 7 |
| 卫生保健 | 3 |
| 技术 | 1 |
| 环境 | 6 |
| 生物技术 | 1 |
| 联合国 | 3 |
| 食品服务和餐饮 | 1 |