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Peer reviewedBabich, H.; Fox, K. D. – American Biology Teacher, 1992
Describes a microbial bioassay, using molds as test organisms, that demonstrates toxicities of environmental pollutants. Includes laboratory methods and applications for the experiment. (MDH)
Descriptors: College Science, Fungi, Higher Education, Laboratory Experiments
Peer reviewedThurman, Robin; Thurman, Robert – Australian Science Teachers Journal, 1995
Describes a simple emulsification test and germination test used to determine the cleaning power and toxicity of three different household cleaning agents. (MKR)
Descriptors: Chemical Reactions, Chemistry, Cleaning, Environmental Education
Peer reviewedEvans, Kenneth H. – Science Teacher, 1992
Describes an activity in which students examine hypothetical exposure to toxins by being showered by different colored pieces of confetti over several visits to exposure sites. Students record quantities of confetti that stick to packing tape. Colors correspond to different toxins posing different health problems. Students process their findings…
Descriptors: Chemistry, Data Analysis, Data Collection, Discussion (Teaching Technique)
