Descriptor
| Environmental Technicians | 3 |
| Sanitation | 3 |
| Science Education | 3 |
| Utilities | 3 |
| Waste Disposal | 3 |
| Environment | 2 |
| Pollution | 2 |
| Water Pollution | 2 |
| Civil Engineering | 1 |
| Design | 1 |
| Engineering Education | 1 |
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| Water and Sewage Works | 3 |
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Harris, L. R.; And Others – Water and Sewage Works, 1978
Domestic black and gray shipboard wastewaters when processed with tubular noncellulosic ultrafiltration membranes effectively meet marine discharge requirements. (Author/BB)
Descriptors: Engineering Education, Environment, Environmental Technicians, Marine Technicians
Wang, Lawrence K.; And Others – Water and Sewage Works, 1978
The early history of disinfection and sterilization, physical methods, electron irradiation, sonic and supersonic waves, alpha, beta, gamma, cathode, x-rays, and ultraviolet radiation, and heating and freezing are covered. (BB)
Descriptors: Environment, Environmental Technicians, Health, Pollution
Norris, Dan P.; Collins, Floyd W. – Water and Sewage Works, 1978
It is suggested that plant operators can be useful in designing sewage treatment plants. The advantages of this cooperative arrangement to the consulting engineers and the city, and the pitfalls, are discussed. (BB)
Descriptors: Civil Engineering, Design, Environmental Technicians, Planning
