=+40. According to the article “Fatigue Testing of Condoms” (Polymer Testing, 2009: 567–571), “tests currently used for condoms are surrogates for the challenges they face in use,” including a test for holes, an inflation test, a package seal test, and tests of dimensions and lubricant quality. The investigators developed a new test that adds cyclic strain to a level well below breakage and determines the number of cycles to break. A sample of