We've found 4 phrases for Testing (0.116 seconds):

controlled substance »    Except for very limited professional testing purposes.

put to the test »    To test something or someone; to evaluate, scrutinize or explore by testing or experimentation.

test bed »    Any venue, setup, etc. used for experimentation, testing, proving a concept, etc.

tiger team »    A specialized group tasked with testing the effectiveness of an organization's ability to protect assets by attempting to circumvent, defeat or otherwise thwart that organization's internal and external security.

BTW, Why won't you become an editor?