Linda Birnbaum gives some more insight into the damage done by these and other chemicals. We are lucky to have her where she is.

http://www.scientificamerican.com/article.cfm?id=birnbaum-government-toxicologist-qa

electricity during the 1940s, 50s and 1960s when he worked for a Power company that was bringing electric Power to the Panhandle and South Plains of Texas. He would come home and bath in the tube. My mother would clean it out and she, my sister, and I would bath in that tub.
We used clean towels that hopefully had all traces removed during laundry. I wonder if the creosote could have transferred in to our underware and clothing and sheets.

He passed away in 2002. His doctor said his cancer symptoms were consistent with PCP toxin.

Another time, he came home from work being completely covered with black carbon as the crew had stung electric lines close to a Carbon Plant in the Texas Panhandle.

PCBs can be in your life and you do not know about its presence.