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Agbeko, Julius Kofi; Kita, Masakazu – Journal of Chemical Education, 2007
This article describes a novel, hands-on method to qualitatively determine the extent of microbial activity in topsoil using ordinary blank paper. Appropriate and scalable for the high school and college level, these experiments expose students to some of the challenges facing environmental researchers and also contribute to curriculum development…
Descriptors: Environmental Education, Secondary School Science, College Science, College Students
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Schobert, Harold H. – Journal of Chemical Education, 1989
Describes the peat to coal process. Investigates the organic, inorganic, and sulfur components of coal. Outlines how varying percentages of each are formed. (MVL)
Descriptors: Chemical Analysis, Chemical Reactions, Chemistry, Coal