| Subject | English | French |
| environ. | antagonistic effect of toxic substances | effet antagoniste des substances toxiques |
| life.sc. | concentration-related toxic effect | effet toxique en rapport avec la concentration |
| health., environ., food.ind. | cumulative toxic effect | effet toxique cumulatif |
| med. | delayed occurrence of toxic effect | apparition tardive d'un effet toxique |
| med. | delayed toxic effect | apparition tardive d'un effet toxique |
| med. | general toxic effect | intoxication |
| med. | general toxic effect | empoisonnement |
| food.serv. | no-toxic effect level | dose sans effet |
| food.serv. | no-toxic effect level | niveau sans effet |
| med. | no toxic effect level | niveau dépourvu d'effets toxiques |
| UN | Special Rapporteur on the adverse effects of the illicit movement and dumping of toxic and dangerous products and wastes on the enjoyment of human rights | Rapporteur spécial sur les conséquences néfastes des mouvements et déversements illicites de produits et déchets toxiques et nocifs pour la jouissance des droits de l’homme |
| h.rghts.act., UN | Special Rapporteur on the adverse effects of the movement and dumping of toxic and dangerous products and wastes on the enjoyment of human rights | Rapporteur spécial sur les conséquences néfastes des mouvements et déversements de produits et déchets toxiques et nocifs pour la jouissance des droits de l'homme |
| gen. | Special Rapporteur on the adverse effects of the movement and dumping of toxic and dangerous products and wastes on the enjoyment of human rights | Rapporteur spécial sur les déchets toxiques |
| org.name. | Symposium on Sublethal and Chronic Toxic Effects of Pollutants on Freshwater Fish | Symposium sur les effets toxiques sublétaux et chroniques des polluants sur les poissons d'eau douce |
| environ. | synergistic effect of toxic substances | effets synergiques des produits toxiques |
| environ. | synergistic effect of toxic substances 1. A state in which the combined effect of two or more substances is greater than the sum of the separate effects. 2. An effect whereby two toxic substance together have more of an impact than anticipated | effet synergique des produits toxiques |
| environ. | synergistic effect of toxic substances | effet synergique des produits toxiques |
| environ. | toxic effect | effets toxiques |
| environ. | toxic effect | effet toxique |
| environ. | toxic effect A result produced by the ingestion or contact of poisonous materials | effet toxique |
| biol. | toxic effect of radiation | effet toxique du rayonnement |
| chem. | Toxic to aquatic life with long lasting effects. | Toxique pour les organismes aquatiques, entraîne des effets néfastes à long terme. |
| gen. | toxic:danger of very serious irreversible effects if inhaled | toxique:danger d'effets irréversibles très graves par inhalation |
| gen. | toxic:danger of very serious irreversible effects if inhaled and if swallowed | toxique:danger d'effets irréversibles très graves par inhalation et par ingestion |
| gen. | toxic:danger of very serious irreversible effects if inhaled and in contact with skin | toxique:danger d'effets irréversibles très graves par inhalation et par contact avec la peau |
| gen. | toxic:danger of very serious irreversible effects if swallowed | R3925 |
| gen. | toxic:danger of very serious irreversible effects if swallowed | R39/25 |
| gen. | toxic:danger of very serious irreversible effects if swallowed | R39-25 |
| gen. | toxic:danger of very serious irreversible effects if swallowed | toxique:danger d'effets irréversibles très graves par ingestion |
| gen. | toxic:danger of very serious irreversible effects if swallowed | toxique: danger d'effets irréversibles très graves par ingestion |
| gen. | toxic:danger of very serious irreversible effects in contact with skin | R39-24 |
| gen. | toxic:danger of very serious irreversible effects in contact with skin | R39/24 |
| gen. | toxic:danger of very serious irreversible effects in contact with skin | toxique:danger d'effets irréversibles très graves par contact avec la peau |
| gen. | toxic:danger of very serious irreversible effects in contact with skin | R3924 |
| gen. | toxic:danger of very serious irreversible effects in contact with skin | toxique: danger d'effets irréversibles très graves par contact avec la peau |
| gen. | toxic:danger of very serious irreversible effects in contact with skin and if swallowed | R39/24/25 |
| gen. | toxic:danger of very serious irreversible effects in contact with skin and if swallowed | R392425 |
| gen. | toxic:danger of very serious irreversible effects in contact with skin and if swallowed | R39-24-25 |
| gen. | toxic:danger of very serious irreversible effects in contact with skin and if swallowed | toxique: danger d'effets irréversibles très graves par contact avec la peau et par ingestion |
| gen. | toxic:danger of very serious irreversible effects through inhalation | R39-23 |
| gen. | toxic:danger of very serious irreversible effects through inhalation | R39/23 |
| gen. | toxic:danger of very serious irreversible effects through inhalation | R3923 |
| gen. | toxic:danger of very serious irreversible effects through inhalation | toxique: danger d'effets irréversibles très graves par inhalation |
| gen. | toxic:danger of very serious irreversible effects through inhalation and if swallowed | R392325 |
| gen. | toxic:danger of very serious irreversible effects through inhalation and if swallowed | R39-23-25 |
| gen. | toxic:danger of very serious irreversible effects through inhalation and if swallowed | R39/23/25 |
| gen. | toxic:danger of very serious irreversible effects through inhalation and if swallowed | toxique: danger d'effets irréversibles très graves par inhalation et par ingestion |
| gen. | toxic:danger of very serious irreversible effects through inhalation and in contact with skin | R39-23-24 |
| gen. | toxic:danger of very serious irreversible effects through inhalation and in contact with skin | R392324 |
| gen. | toxic:danger of very serious irreversible effects through inhalation and in contact with skin | R39/23/24 |
| gen. | toxic:danger of very serious irreversible effects through inhalation and in contact with skin | toxique: danger d'effets irréversibles très graves par inhalation et par contact avec la peau |
| gen. | toxic:danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed | R39232425 |
| gen. | toxic:danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed | R39-23-24-25 |
| gen. | toxic:danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed | R39/23/24/25 |
| gen. | toxic:danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed | toxique: danger d'effets irréversibles très graves par inhalation, par contact avec la peau et par ingestion |
| chem. | Very toxic to aquatic life with long lasting effects. | Très toxique pour les organismes aquatiques, entraîne des effets néfastes à long terme. |
| gen. | very toxic:danger of very serious irreversible effects if inhaled | très toxique:danger d'effets irréversibles très graves par inhalation |
| gen. | very toxic:danger of very serious irreversible effects if inhaled and if swallowed | très toxique:danger d'effets irréversibles très graves par inhalation et par ingestion |
| gen. | very toxic:danger of very serious irreversible effects if swallowed | R3928 |
| gen. | very toxic:danger of very serious irreversible effects if swallowed | R39-28 |
| gen. | very toxic:danger of very serious irreversible effects if swallowed | R39/28 |
| gen. | very toxic:danger of very serious irreversible effects if swallowed | très toxique:danger d'effets irréversibles très graves par ingestion |
| gen. | very toxic:danger of very serious irreversible effects if swallowed | très toxique: danger d'effets irréversibles très graves par ingestion |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin | très toxique:danger d'effets irréversibles très graves par contact avec la peau |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin | R39/27 |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin | R3927 |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin | R39-27 |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin | très toxique: danger d'effets irréversibles très graves par contact avec la peau |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin and if swallowed | R39/27/28 |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin and if swallowed | R392728 |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin and if swallowed | R39-27-28 |
| gen. | very toxic:danger of very serious irreversible effects in contact with skin and if swallowed | très toxique: danger d'effets irréversibles très graves par contact avec la peau et par ingestion |
| gen. | very toxic:danger of very serious irreversible effects through inhalation | R39/26 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation | R3926 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation | R39-26 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation | très toxique: danger d'effets irréversibles très graves par inhalation |
| gen. | very toxic:danger of very serious irreversible effects through inhalation and if swallowed | R392628 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation and if swallowed | R39/26/28 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation and if swallowed | R39-26-28 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation and if swallowed | très toxique: danger d'effets irréversibles très graves par inhalation et par ingestion |
| gen. | very toxic:danger of very serious irreversible effects through inhalation and in contact with skin | R392627 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation and in contact with skin | R39-26-27 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation and in contact with skin | R39/26/27 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation and in contact with skin | très toxiqèue: danger d'effets irréversibles très graves par inhalation et par contact avec la peau |
| gen. | very toxic:danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed | R39262728 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed | R39-26-27-28 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed | R39/26/27/28 |
| gen. | very toxic:danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed | très toxique: danger d'effets irréversibles très graves par inhalation, par contact avec la peau et par ingestion |