A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.

If your doctor suspects you have one of several diseases, they may want to perform an “enzyme-linked immunosorbent assay” test. This is more commonly known as an ELISA test, and it can help to confirm ...

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Many ASTM standards encompass the determination of the flash point of petroleum and petroleum products. ASTM D 93A is a key technique for the specification of diesel and aviation turbine fuels. First, ...

Professionals in certain positions where they are responsible for the safety of others may need to take a 10-panel drug test. It tests for the misuse of prescription and illegal drugs. The 10-panel ...