Sampling for PCBs in Caulk

PCBs in caulk are commonly found around windows and doors and in expansion joints in buildings built or renovated between 1950 and 1977. In order to determine whether the caulk contains PCBs, the United States Environmental Protection Agency (EPA) recommends the...

PCBs….in building caulk

We’re all used to polychlorinated biphenyls (PCBs) in transformers.  But PCBs in building caulk is a rapidly emerging environmental problem. Here’s some facts: PCB-containing caulk was widely used between 1950 and 1978 and is commonly found in buildings built or...