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| dioxin A by-product formed during the preparation of the herbicide 2, 4, 5-T, and sometimes produced by the incineration of chlorinated organic compounds. It may also occur naturally and is distributed widely in the environment, except locally in extremely low concentrations. Substantial amounts were released by the industrial accident of Seveso in 1976 | |||
| dioxina: 28 phrases in 3 subjects |
| Chemistry | 14 |
| General | 6 |
| Medical | 8 |