Chapter 26. HALT and FMVT

Highly accelerated life testing (HALT) is a test method, with its very imprecise acronym (it does not measure “life,” and there is no quantification of what highly means) has been used, abused, lauded and ridiculed, written, and documented for many years. This chapter will discuss what the test method is supposed to do, guidance and examples of accomplishing the test properly with references to scholarly work on doing it right. Also included are examples of how to really “mess it up.”

“How much wood would a woodchuck chuck if a woodchuck could chuck wood?”

The HALT process would be a good tool to determine the answer to this tongue-twister riddle. The basic principle of highly accelerated life testing is the margin ...

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