1. Drug Testing
Urine tests are easily altered so they are usually tested by temperature. ... Hair tests do not usually test within the previous week. ... Studies show that a hair test tests positive more than twice as many times as a urine test. ... These include the blood test, saliva test, and the sweat test. ... Gombos adds that drug tests also test for metabolites. ...
- Word Count: 1195
- Approx Pages: 5
- Has Bibliography
- Grade Level: High School