This is a print on demand edition of a hard to find publication. Asbestos is a group of 6 different fibrous minerals that occur naturally in the environment. All forms of asbestos are hazardous, and all can cause cancer. This profile includes: (1) The exam¿n. and interpretation of toxicologic info. and epidemiological eval¿s. on asbestos to ascertain the levels of human exposure for the substance and its health effects; (2) A determination of whether adequate info. on the health effects of asbestos is available or in the process of development to determine levels of exposure that present a significant risk to human health; and (3) Where appropriate, identification of toxicologic testing needed to identify the types or levels of exposure that may present significant risk of adverse health effects in humans. Charts and tables.

Discusses individual substances, mixtures of chemicals, or exposure circumstances associated with technological processes which are known to be human carcinogens or which may reasonably be anticipated to be human carcinogens. Also contains information relating to estimated exposures and exposure standards or guidelines. Chapters: delisted substances; profiles for agents, substances, mixtures or exposure circumstances known to be human carcinogens, or reasonably anticipated to be human carcinogens; list of manufacturing processes, occupations, and exposure circumstances classified; and listing/delisting procedures.

February issue includes Appendix entitled Directory of United States Government periodicals and subscription publications; September issue includes List of depository libraries; June and December issues include semiannual index

First multi-year cumulation covers six years: 1965-70.