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Protecting military ss using surgers and blocking devices and faraday cages. mark: what's a faraday cage? >> a metal box that encloses the structure that keeps the emp from getting in at the electronics. air force one is a gigantic faraday cage. mark: in other words, it defends against the electromagnetic attacks? >> yes, that's right. mark: on whatever is under it. >> that's right. it keeps the electronics inside safe. and we can do the same for the electric grid and it wouldn't be that expensive. the emp commission estimated it would cost 2 billion to $3 billion. mark: for the entire grid? >...

Electromagnetic nuclear attack for your home or business? >> the same as a hurricane or any emergency situation. have a food supply, water supply. medicine supply. mark: can you have a room or something like that protected? >> you could have a faraday cage, a metal shed could be -- mark: that's all it takes? a metal shed. >> if you have electrical equipment, medical equipment or communications equipment that you wanted to keep safe. if you had a metal garbage can with a tight fitting lid and put the equipment inside a plastic bag, that would mitigate the effects. you should have emergency gene...

Stoves. they use wood. and some faraday bags, prepare for those things, put those devices in the bag and then put them in a faraday cage, which is over here, which is just a trash can. none of these are very expensive solutions, but everyone can do it. this is just a galvanized can, cardboard lined, and if you put your objects in there, they will be protected from an emp pulse. >> i have with me in the studio, and folks, it's not dog food, it's the kind of food you can buy which is freeze dried. this is lasagne with meat sauce, macaroni and cheese, shrimp, that kind of thing that i guess you j...

Safe potable water coming out. >> this is a filter, right? >> it's a filter. >> so we could drink water if the municipal systems went down or something. >> right. it's very important that you have potable water for you and your family. >> what else did you bring, scott? >> we brought stoves, we have faraday cages, we have generators. let's start with a generator. this generator is a hand-cranked generator. it's silent but it would produce all the power you would need to keep critical things going, cell phones, tablets, radios. keeping small refrigerators. >> scott, i don't mean to rush you but...