But all of these tests are only for oil compounds. Turns out no one is testing these fish for possible contamination by that controversial dispersant, Corexit.
(on camera): Diepoxybutane, I believe it's called, one of the -- one of the particularly toxic chemicals in the Corexit. You can't -- there's no chemical test being done right now?
STEIN: There's no -- there's not a chemical test for that right now.
GUPTA (voice-over): What? No test? So how can the guarantee of safety be complete? We decided to dig deeper to clarify.
NOAA says, in an abundance of caution, they're currently developing a chemical test for dispersants. It just isn't ready yet. And it can't come soon enough for the millions of people who want to eat these fish and those who make a living catching them.
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