Hot tap water may contain more lead, prompting experts to urge safer habits.

I grew up not drinking hot water from the tap (my parents didn’t, and I eventually looked it up and found out that in old homes, lead can leach from solder). Now that I have a high-efficiency tankless ...

Williams Cos. Inc., Tulsa, and three other companies have spent 4 years and about $5 million to conceive and design a diverless, deepwater hot-tapping system that will undergo full-scale testing this ...