For a broad range of automotive, medical and other products, leak testing requirements before products are released to the marketplace have not changed. What has changed in recent years is several new technologies—some related to data handling and the Industrial Internet of Things and others relating to test techniques—that now change the calculus of determining best-match solutions for leak testing.

Leak testing and leak detection is a broad field and includes various methods for detecting environmentally damaging or hazardous leaks.