| Subject | English | Catalan |
| environ. | pollution control equipment Devices for the reduction and/or removal of those emissions to the environment which have the potential to cause pollution | equipament de control de la contaminació |
| environ. | pollution control investment Securities held for the production of income in the form of interest and dividends with the aim of controlling or reducing pollution or substances in the environment deemed harmful to human health and natural resources | inversió de control de contaminació |
| environ. | pollution control measure Procedure or course of action taken to curb or reduce human-made or human-alteration of the physical, biological, chemical and radiological integrity of air, water and other media | lluita contra la contaminacíó |
| environ. | pollution control regulation A body of rules or orders prescribed by government, management or an international organization or treaty in which limits are established for the emission of substances that harm or adversely alter the environment and human health | disposició sobre el control de la contaminació |
| environ. | pollution control technology Methods used to reduce the amount of contaminants discharged from a source | tecnologia de control de la contaminació |