Prudent Practices In The Lab: A Review

by Alan Warren,
Princeton University

Prudent Practices in the Laboratory: Handling and Disposal of Chemicals, National Research Council 9 x 11 1/4 inches hardbound, 428 plus xv pages, National Academy Press, Washington DC 1995. $54.95 plus $4.00 shipping and handling from National Academy Press, 2101 Constitution Avenue NW, Lockbox 285, Washington DC 20055.

This long awaited volume replaces two earlier books--Prudent Practices for Handling Hazardous Chemicals in Laboratories (1981) and Prudent Practices for Disposal of Chemicals from Laboratories (1983), both published by the National Research Council. The committee responsible for updating the earlier works decided to combine them into one volume and to review the recommendations in light of changes in society and technology. Increasing governmental compliance, the pressure of public interest groups, advances in techniques of risk assesment and technology, and the changing culture of safety prompted this total revision.

After looking at the culture of laboratory safety and distinguishing between academic and industrial labs, the book proceeds with experimental design and execution, bringing in safety considerations at every step. The roles of chemical hygiene plans and material safety data sheets are pointed out as a part of assessing the risk of using new chemicals.

Management of chemicals brings into play controls such as inventory, storage of chemicals, recycling, and source reduction. The chapter on working with chemicals includes such aspects as minimizing exposure, housekeeping, transport, disposal, and responding to accidents and emergencies.

The chapter on laboratory equipment encourages safe use of electrical equipment, heating devices, radiation instruments, compressed gases, high and low temperature and pressure reactions, and personal protective equipment. Several brief descriptions of laboratory accidents serve as reminders to the importance of this chapter.

Waste disposal merits its own chapter with discussions of hazardous vs non-hazardous waste, spill cleanup and disposal, and in-lab treatment of hazardous materials. The discussion of laboratory facilities covers the proper operation of fume hoods. Another chapter reviews governmental regulation of laboratories by OSHA, RCRA, TSCA, CAA, FWPCA and others governing safety and waste disposal.

Half of the book is devoted to two appendices. These cover the Chemical Hygiene Plan and safety summaries for nearly one hundred different lab chemicals. An index concludes the volume. Unfortunately there is no bibliography, although acknowledgment is given to an extensive list of people who were consulted in preparation of this book.

The text is an excellent review of fundamental laboratory safety with guidlines for the proper handling and disposal of lab chemicals. Highly recommened for teaching labs, governmental research labs and industrial laboratories.

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