Environmental protection equipment includes:

1. Solid waste treatment equipment: solid waste treatment equipment, which usually refers to the process of transforming solid waste into transportation, storage, utilization or disposal by physical, chemical, biological, physicochemical and biochemical methods. The goal of solid waste treatment is harmlessness, reduction and recycling.

2. Environmental monitoring equipment: the process of intermittently or continuously observing, measuring and analyzing one or more environmental factors or indicators and their changes and impacts on the environment according to the pre-designed time and space and by means of comparable environmental information and data collection.

3. air purification equipment: air purification equipment (also known as "air cleaning equipment" and air freshener) refers to products that can filter or kill air pollutants and effectively improve air cleanliness. At present, domestic and commercial air purification equipment is mainly used to remove indoor air pollution.

4. sewage treatment equipment: sewage treatment equipment is an industrial equipment that can effectively treat domestic sewage and industrial wastewater in urban areas, and prevent sewage and pollutants from directly flowing into water areas, which is of great significance for improving the ecological environment, upgrading the city's grade and promoting economic development.

5. Environmental protection instruments: In a broad sense, all independent instruments related to environmental protection, which can be regarded as a module, can be produced in factory and can be operated and replaced, can be called environmental protection instruments.

Reference: Baidu Encyclopedia-Environmental Protection Equipment