They were initially using a Jerome meter to find the areas that needed cleanup, and then used the more sensitive but more expensive Lumex meter to finish the jo

They were initially using a Jerome meter to find the areas that needed cleanup, and then used the more sensitive but more expensive Lumex meter to finish the job. The first few days were with a less experienced crew (from the same company) but they were pretty clearly wrong to declare the house cleared without being able to measure below 3000 ng/m3.