Delsar System News Today

I shot it wide just so we could see those things. you have the guys on top, who are listening and checking with a probe. >> yes. >> and then, in the middle, they have de-layered, as you guys call it. and theyve blocked it up with wooden blocks and then they send in a sensor or a camera and then a dog. >> correct. >> and they said that theyd been doing that, spot by spot. this is the process. >> absolutely. so, there is just a few of them on top. theyre using a delsar system, which is a listening...