The residential heating showcase is designed to help HVAC contractors learn about the new heating equipment that is available ...

A utility sink, also called a laundry, wash, or mud sink, has a larger capacity than a bathroom or kitchen sink. The bathroom sink might work fine for soaking stained clothes and the dog can get ...

A heat exchanger extracts heat, which moves on to a heat sink and then through another heat exchanger to amplify or transfer heat. When it’s hot outside in the summer, a heat pump pushes warm ...

China's latest nuclear-powered attack submarine sank earlier this year, according to a senior U.S. defense official. The incident raises questions about the PLA's training standards and equipment ...

The official said it was not clear what caused it to sink or whether it had nuclear fuel on board at the time. "In addition to the obvious questions about training standards and equipment quality ...

China’s ambitions to enhance its naval capabilities have encountered a setback following the sinking of its newest nuclear-powered attack submarine, the Zhou-class, at a shipyard near Wuhan. The ...

Satellite imagery appears to show China's new nuclear-powered submarine sinking at a shipyard while under construction, a senior US defence official has said. The sinking of China's first Zhou ...

Plumbing apprentices must rough in a bathroom — including the drain, waste, and vent lines, a toilet, a sink and shower. HVACR apprentices must take a written test, plus demonstrate their skills in ...

China lost its most advanced nuclear submarine when it sank in a naval yard earlier this year — and it suggests the Communist nation could be in too deep as it tries to build a navy to rival ...

While Joseph Gordon-Levitt and Shailene Woodley both admit they’re not big fans of the true crime podcasts or shows—more on that later—they were both happy to explore the intricacies of the ...