CNN CNN Newsroom January 3, 2015 18:36:00
>> a dry suit is totally seal ted wrists. the boots are incorporated in it. and has a zipper that closes at the neck. that way, you have a helmet. >> this is considered a lighter one. >> but it's incredibly heavy? >> 37 pounds. >> reporter: divers will be hooked up to a command center like this one. >> these instruments right here are telling us what the depths of the divers are at. this is the pressure going through them. the main air. standby air. emergency air. diver one, diver two, diver three. >> reporter: he says the divers will probably be under water for up to 80 minutes at a time. und...
Source: archive.org