chemical plant at risk? i mean, that's scary. >> yes, it is, especially given that we know there are more explosions or pops, whatever term you use, to come likely. the biggest risk is the explosions so if there were people in the impact area that were exposed to that would be the biggest risk. certainly the black smoke and inhalation could also be a risk as we've seen for officers who have been sent to the hospital. the other kinds of impacts in terms of direct exposure of these organic peroxides can cause damage to the eyes and skin even liver damage. the plant has been evacuated so we don't expect that direct exposure right now. >> the company has said that the smoke is only irritating and no more dangerous than a campfire. do you agree with that. >> well, i'll defer to the emergency officials on the