>> i'm going to let the physicist talk about that. >> i'm zach edwards from the navy's biological -- >> president cohen: what can the scanner pass through? >> the scanner can pass through any material. that's pretty much the type of radiation we're going to be looking for. >> president cohen: okay just wanted to make sure it would pick up no matter what we'll be scanning. >> the gamma rays, yes, it will be. i'll start with the nuklar regulatory commission, all these dosed are measured in r.e.m. it will allow a licensed worker to receive up to 5,000 milliram in a year. a member of the general public can receive 100 milliram peryear without being monitored. this deck marker found at parcel a represents an additional 5 milliram for a resident who would stand on that deck marker 24 hours a day, 365 days a year. to put that in context, i received over 5 milliram just flying back and forth to attend this meeting, so it is an extraordinarily low risk, low dose. >> president cohen: one other question for clarification. are there any areas in the surrounding community that could have been imp