This annotated bibliography on environmental toxicology brings together a diverse set of information sources from the physical, social, and natural sciences. These sources include periodical literature, government documents, scientific journals, and teaching materials. The volume is divided into sixteen sections organized into four parts: (1)…

Presents an examination paper based on the British Open University television broadcast entitled "Principles of Organic Synthesis." The test was administered immediately after the presentation of the broadcast to British students who had completed a two-year sequence in organic chemistry. (MLH)

Describes a procedure for establishing a viscosity trend through a homologous series and presents sample data. (GS)

These proceedings of a symposium organized by the chemistry department of the University of Maryland contain the texts of addresses given to approximately 200 chemistry teachers and educators from adjacent areas. An outline of the University of Maryland undergraduate chemistry curriculum is given and a summary of discussions between school and…

Performance objectives are stated for each of the secondary school units included in this package of instructional guides prepared for the Dade County Florida Quinmester Program. All four units are concerned with chemistry: "Introduction of Chemistry,""Organic Chemistry,""Qualitative Analysis," and "Introduction…

Reviews the history of macromolecular synthesis and structure. (MLH)

Describes a natural-products experiment involving steam distillation, solvent extraction, and spectroscopic identification. (MLH)

An apparatus is described for storing laboratory glassware in freshman organic chemistry laboratories. The glassware is mounted on pegboard using hardware gripper clips, and the pegboard is fitted in a slot down one side of the storage cupboard. (BB)

The history of the development of the herbicide industry, particularly the phenoxy herbicides 2, 4-D, and 2, 4, 5-T,is presented. (BB)

This experiment develops the students' ability to carry out a simple recrystallization effectively, and demonstrates how a solvent may be selected or rejected for the recrystallization of a specific organic compound. (Author/BB)

Discusses some of the controversial organic chemical substances such as DDT, Red Dye No. 2, DES, Tris, Laetrile, cyclamate, and saccharin. Concludes that the use of some has to be considered on a benefit/risk ratio. (GA)