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extintor | |||
supresor | |||
válvula cortafuego |
extinctrices : 33 phrases in 11 subjects |
Chemistry | 3 |
Commerce | 1 |
Communications | 1 |
Electronics | 2 |
Environment | 3 |
General | 2 |
Materials science | 9 |
Mechanic engineering | 2 |
Patents | 2 |
Transport | 7 |
United Nations | 1 |