They are used for many things. * Doctors such as human doctors use them for DNA samples like Saliva for example. * They use it in airports to make sure there is no explosve poison on anything. * They use it for cleaning ears. Maybe you should ask your doctor about this question.
Wiki User
∙ 15y agoWiki User
∙ 14y agoWiki User
∙ 9y agoA cotton swab drug test is one that is performed to see if the person has done any drugs. A cotton swab is used to wipe the inside of the cheek and check your system for drugs.
Wiki User
∙ 11y agoA doctor puts a cotton swab in ur vagina and u get wet and then it tests for any female diseases
Alcohol can be detected in your system from a cotton swab test for two days. A cotton swab test is also known as a saliva test, and results can vary depending on how much alcohol was consumed.
They do a cotton swab test
The most it will stay in your system is 24 to 72 hrs. But in a cotton swab test it can detect 3 to 5 days
A swab test can detect marijuana in saliva for up to 24-48 hours after use. The detection window can vary depending on factors such as frequency of use and individual metabolism.
yes
They can be.
Not always.
Stupid you don't smoke wet that is an adjective
They use cotton swabs.
2 days
swab tests detect max to 10-12 days , approx. detection time for heroin is 1-2 days but swab test have no nationally accepted standards or cutoff concentrations so to be safe give your self 2-3 days.
A pre-employment cotton swab screening test is used to test for drugs. It is considered a test of intoxication, because it is often unable to capture drug use beyond a 24 hour time period.