THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -Urine drugs tests can produce results that are greater than 99 percent accurate while saliva drug tests can yield an accuracy of 99 percent. Urine drug tests can detect a wider range of substances versus saliva, however.

Detailed explanation-2: -There are less bacteria in urine than in tap water, for example. But drinking tap water is (generally) safe because it contains no toxic substances. Urine is actually pretty toxin free as well, but does contain plenty of waste products and some salts.

Detailed explanation-3: -DON’T DO IT Urinating on a wound to clean it in an emergency has become fodder for urban legend, but new research debunks the idea that urine is sterile.