To provide you with basic knowledge of environmental protection equipment. Including sewage treatment, softened water equipment, water supply equipment, dust removal equipment, oil purification equipment, energy-saving equipment, disinfection and sterilization equipment, air purification equipment, noise reduction equipment, garbage incinerator and other related basic knowledge.
The U.S. Environmental Protection Agency (EPA) will be unable to enforce a key regulation aimed at curbing air pollution in nearly a dozen states while legal battles unfold nationwide, following…