The reason submarines are able to do this is thanks to some very important components known as the ballast and trim tanks. These are located throughout the sub at the bow and stern as well as on ...

Find 403 Ballasts suppliers with GlobalSpec. Our catalog includes 105,713 manufacturers, 20,974 distributors and 94,434 service providers. The GlobalSpec database includes 62,214 manufacturers and ...

Indeed, most of us rarely give a second thought to these humble, hardworking components, but there are certainly instances when you’ll want to replace them. Perhaps you just want a better ...

Ballasts are power supplies or transformers for fluorescent lamps, light sources that consist of a glass tube filled with argon, neon, or other inert gas. When ballasts supply electrical current, the ...

Several factors can affect the cost to replace a pool liner, including your pool’s shape and size, as well as the liner’s design, thickness and material. Learn all about pool liner replacement ...

Welcome to the operating room. I'm Dr. John Henry. I'm an orthopedic surgeon and we're about to perform a total hip replacement for a patient with severe osteoarthritis of the hip. Total joint ...

Can you do that? I'm an orthopedic surgeon and we've just completed a total knee replacement for a patient with severe osteoarthritis of the knee. Let me walk you through the process. On the ...

Replacement windows can cost $450 to $1,700 each, depending on what kind you choose. Some or all of the mortgage lenders featured on our site are advertising partners of NerdWallet, but this does ...

Talk with your doctor to start. Hormone replacement therapy (HRT) is considered a safe and effective way to treat perimenopause symptoms, yet it carries certain risks. Many people turn to home ...

Window replacement ranges from $270 to $5,244 per window, according to our analysis of a nationwide construction database. Aluminum is often the cheapest material, with a national average of $453 ...

While roof replacement is a major expense for most homeowners, settling for a cut-rate installation could lead to trouble down the road. Maciek Rupar, technical services director of the National ...

Kelly has over 10 years of experience writing about home design and improvement for many prominent publications. She also spent several years working at a tech startup for an interior design game ...