Time exposure photography of smoke plumes /

The advantages of using time exposures to "integrate" plume behavior have been known for some time. The purpose of this writing is to acquaint the research worker with more comprehensive techniques of long (up to nine hours) time exposures, with several illustrations.

Toxic heavy metals in groundwater of a portion of the Front Range Mineral Belt : partial completion report /

"OWRT Project No. A-023-COLO."

Hazardous substances & public health : a publication of the Agency for Toxic Substances and Disease Registry.

Title from caption.

Relationship of exposure to toxic chemicals and reproductive impairment [microform] : hearing before the Subcommittee on Investigations and Oversight of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, July 27, 1982.

"No. 158."

Use of toxic chemicals at Hill Air Force Base, Utah [microform] : hearings before the Subcommittee on Investigations of the Committee on Post Office and Civil Service, House of Representatives, Ninety-sixth Congress, first session, April 3, 4, and 10, 1979.

Reuse of record except for individual research requires license from Congressional Information Service, Inc.

The Toxic Substances Control Act : protecting people and the environment from dangerous chemicals.

Mode of access: Internet.

The Toxic Substances Control Act.

Mode of access: Internet.

Qualitative and quantitative determination of toxic materials in water supplies /

Mode of access: Internet.

A toxic air pollutant inventory for the State of Illinois : final report /

"Printed: March 1990."

An Air monitoring survey design for toxic air pollutants : final report /

"ILENR/RE-AQ-89/05."

Annual toxic chemical report : a summary of information contained in the toxic chemical report forms for calender [sic] year ...

Mode of access: Internet.

Determination of maximum permissible levels of selected chemicals that exert toxic effects on plants of economic importance in Illinois,

Bibliographical references.

Identification of toxic substances in the upper Illinois River : final report /

"Principal investigators: Richard E. Sparks (and) Philippe E. Ross; project manager, Frank S. Dillon.

Lists of toxic and non-toxic art and crafts materials.

Cover title.

Measurements of indoor toxic VOC concentrations attributed to the residential storage of household products /

"HWRIC RR-074."