Before frost-free hydrants, homeowners had to manually turn off the water to their outdoor spigots and drain the lines to keep the pipes from ... from marine-grade stainless steel,” Walcome ...
An example of lead pipes that deliver water to the nation's homes is on display. (Seth Perlman/AP Photo) From Philly and the Pa. suburbs to South Jersey and Delaware, what would you like WHYY News to ...
Gas pressure regulators in homes once contained a couple of ounces of highly toxic mercury. Asbestos was used in buildings due to its utility as a flame retardant. And lead pipes were used to carry ...