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| off gas | |||
| waste gas | |||
| waste air Exhaust or gaseous air given off by any industrial, manufacturing or chemical process; flue gas; gaseous effluent; waste air; waste gas Any unusable aeriform fluid, or suspension of fine particles in air, given off by a manufacturing process or the burning of a substance in a enclosed area; flue-gas; waste gases | |||
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| off-gases | |||
| gaseous effluents | |||
| effluent gazeux: 21 phrases in 4 subjects |
| Earth sciences | 1 |
| Environment | 18 |
| General | 1 |
| Technology | 1 |