Test or Put to Experimental Use

Test or put to experimental use. A Daily Mail quick crossword today 29 July 2017. 6 letters (3,3).

The answer: TRY OUT

try out in British
verb (adverb)
1. (transitive)
to test or put to experimental use
I’m going to try the new car out
2. ( when intr, usually foll by for) US and Canadian
(of an athlete, actor, etc) to undergo a test or to submit (an athlete, actor, etc) to a test to determine suitability for a place in a team, an acting role, etc
noun tryout
3. mainly US and Canadian
a trial or test, as of an athlete or actor