Exposure Route 1
Exposure Route 1 : Medicine. [also Route, Route of Exposure] (a) The way an organism comes into contact with a chemical or physical agent; ingestion, inhalation, dermal contact, etc. [AIHA, 2000: Risk Assessment Principles for the Industrial Hygienist, attributed to USEPA RAGS 1989]; (b) The way in which a person may contact a chemical substance. For example, drinking (ingestion) and bathing (skin contact) are two different routes of exposure to contaminants that may be found in water. [ATSDR, 1999: Online Glossary]; (c) The avenue by which a chemical comes into contact with an organism (such as a person). Possible routes include inhalation, ingestion, and dermal contact. [ED, 2000: Environmental Scorecard Glossary]; (d) The way in which a person may contact a chemical substance. For example, drinking (ingestion) and bathing (skin contact) are two different routes of exposure to contaminants that may be found in water. [New York Department of Health, 1999: Glossary of Environmental Health Terms]; (e) The way an agent enters an organism after contact (e.g., by ingestion, inhalation, or dermal absorption). [REAP, 1995: Residential Exposure Assessment Project]; (f) The way a chemical or pollutant enters an organism after contact, e.g., by ingestion, inhalation, or dermal absorption. [USEPA, 1992: GL for Exposure Assessment] [USEPA, 1992a: Dermal Exposure Assessment] [USEPA, 1997a: EPA Terms of Environment] [USEPA, 1997b: Exposure Factors Handbook]; (g) The avenue by which a chemical comes into contact with an organism, e.g., inhalation, ingestion, dermal contact, injection. [USEPA, 1997a: EPA Terms of Environment]
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