Adulteration is defined as the tampering or manipulation of a urine specimen with the intention of altering the test results. The use of adulterants can cause false negative results in drug tests by either interfering with the screening test and/or destroying the drugs present in the urine.
A caryatid from the Erechtheion, standing in contrapposto, displayed at the British Museum. A caryatid (/kÃ¦riËÃ¦tÉªd/; Greek: ÎºÎ±ÏÏÎ¬ÏÎ¹Ï, plural: ÎºÎ±ÏÏÎ¬ÏÎ¹Î´ÎµÏ) is a sculpted female figure serving as an architectural support taking the place of a column or a pillar supporting an entablature on her head. The Greek term karyatides literally means maidens of Karyai, an ancient town of Peloponnese.
apatite. 1. calcium phosphate; one of the two mineral constituents of bones and teeth. 2. fluorapatite; a naturally occurring rock mineral containing fluorine. apatite calculi. see apatite urolith.. calcium phosphate; one of the two mineral constituents of bones and teeth. 2. fluorapatite; a naturally occurring rock mineral containing fluorine. apatite calculi. see apatite urolith.