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ERIC Number: EJ029176
Record Type: CIJE
Publication Date: 1970
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Air Pollution Tests Using the "DEMA"
Wilt, L. M.
Science Teacher, 37, 8, 72-73, Nov '70
Describes the making and calibrating of a DEMA (DEvice for Measuring Air) from readily available, inexpensive materials. Procedures for measuring atmospheric particulates, acids, and carbon monoxide are described. (PR)
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A