| Subject | English | Spanish |
| environ. | bleaching process | proceso de blanqueo |
| environ. | bleaching process 1. Removing colored components from a textile. Common bleaches are hydrogen peroxide, sodium hypochloride, and sodium chlorite. 2. The brightening and delignification of pulp by the addition of oxidizing chemicals such as chlorine or reducing chemicals such as sodium hypochloride | proceso de blanqueo |
| environ. | bleaching sludges from hypochlorite and chlorine processes | lodos de blanqueo de los procesos al hipoclorito y cloro |
| environ. | bleaching sludges from other bleaching processes | lodos de blanqueo de otros procesos de blanqueo |