Yes, you keep it in the bottle it comes in, or you can use it in the Whizzinator, or the Urinator. A quick Google of those will give you an idea, and you can also go to You Tube and search the QF 4.0 and it'll give you a step by step instructions.

Myself, QF 4.0 is the only way to go.

Hey Killer, you think they'll ever find a test to test for QF? I've wonderered that....