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Jar testing is a method of simulating a full-scale water treatment process, providing sys-tem operators a reasonable idea of the way atreatment chemical will behave and operatewith a particular type of raw water.
The Megger test is a method of testing making use of an insulation. Insulation Tester. resistance meter that will help to verify the condition of electrical insulation. This is certainly not a new test, and has been in use for a number of years. One of the reasons that it is still such a popular option is because it is nondestructive. The test does have a limit of between 500 and 1000 volts, so it may not always be able to detect some insulation punctures.