Foaming Characteristics Tester Foaming Characteristics Tester is an instrument used to evaluate the foaming properties of liquids, particularly lubricating oils. The test typically involves introducing air into a sample of the liquid in a standardized manner, and then measuring the volume and stability of the foam produced. The conditions under which the test is conducted, such as temperature and agitation, are usually specified by industry standards or testing protocols. Shop online at labtron.us