Appropriate style of dress for exams?, 11 letters
Tried out at an Air Force base, 8 letters
Tried out in the air, 8 letters
Tries to go Mach 2 in, maybe, 9 letters
Take up for a tryout, 7 letters
Determine the presence of, 7 letters
Determine the presence of, as a chemical, 7 letters
Determine the presence of, as in a lab, 7 letters
Examine in search of, 7 letters
Try to confirm the presence of, as a chemical, 7 letters