Sara: We're going to need a urine sample.
Mr Kendle: Why?
Greg: You may be suffering from sulphura-lfloride gas poisinig. Urination is the only way for the poison to get out.
Mr Kendle: I got the flu.
Sara: If that's true then your urine will be sulphural-floride free.
Greg: But if you're lying, urine big trouble.

Sara: What are you doing with potassium nitrate?
Grissom: I'm making a bomb, 2 bombs actually.
Sara: And sugar, you're making sweet bombs?
Grissom: I'm making smoke bombs.

Grissom: Does it bother you that you make your living killing insects?

Catherine: Make a muscle Nicky
Nick: What?
Catherine Willows: Roll up your sleeve, make a muscle.
Nick rolls up his sleeve & makes a muscle
Catherine Willows: (Feeling his muscle) Oh. Now, how much time and effort went into this? I'm gonna guess
five days a week a the gym, low carb, low fat, slow burn, and for what, Nicky? For what?
Nick Stokes: That's a good point, but it's not the same thing.
Catherine Willows: No. It's nice, though.
Nick Stokes: Well, thanks, I'm not even flexing it yet either.
Catherine Willows: Really? But it's rock hard.
David Phillips: Sorry, I didn't mean to interrupt ... barge in.
Nick Stokes: No, no, it's all right, Super Dave. Nice purse.