An official test to determine if someone has taken alcohol or drugs by testing a sample of their exhaled breath.

A soil test for fertility by determining its suitability for growing Azotobacter.

plural of blood test

The agglutination test for typhoid fever.

plural of Abel test

(chemistry, usually capitalized) A test to determine the flash point of a volatile oil. / (chemistry, usually capitalized) A test for the stability of smokeless powder and similar explosives.

(obsolete, biochemistry) A test for the presence of bile pigments in urine in which a solution of iodine produces a bright green colouration

a piece of test equipment that determines whether a woman, or by extension, a female animal is pregnant

plural of Izod test

A standard test for determining the impact resistance of materials, using a pivoting arm that is released from a specific height to strike a sample.