Descriptor
| Catalogs | 1 |
| Directories | 1 |
| Engineering | 1 |
| Environmental Education | 1 |
| Equipment Manufacturers | 1 |
| Indexes | 1 |
| Reference Materials | 1 |
| Science Education | 1 |
| Science Equipment | 1 |
| Technology | 1 |
Source
| Environmental Science and… | 1 |
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Peer reviewedEnvironmental Science and Technology, 1978
This issue is designed to give information on pollution control equipment, monitoring instruments, engineering services including analytical testing services, chemicals, and laboratory supply houses. Entries are in alphabetical order within each of the seven sections. The address and phone numbers of each company are included. (MA)
Descriptors: Catalogs, Directories, Engineering, Environmental Education
