Exposure Duration 1
Exposure Duration 1 : Medicine. (a) Toxicologically, there are three categories describing duration of exposure: acute (one-time), subchronic (repeated, for a fraction of a lifetime), and chronic (repeated, for nearly a lifetime). [REAP, 1995: Residential Exposure Assessment Project]; (b) (1) Length of time over which contact with the contaminant lasts; (2) Total time an individual is exposed to the chemical being evaluated. [USEPA, 1997b: Exposure Factors Handbook]
No records Found