By Alexa EricksonThe drip, drip, drip sound of a leaky faucet may have been annoying enough for you to seek out this guide. But it’s more than the sound that’s an issue. A leaky faucet will undoubtedly add to your water bill if not dealt with immediately, while also putting your home at risk for extra moisture, ultimately leading to mold and mildew. The end result can be an expensive plumbing project and a home with unhealthy air quality.If you’re dealing with a leaky faucet, don’t ignore it any longer. Instead, follow this guide to fix it now. We’ll outline how to clean every type of faucet—cartridge, ball, compression, and disc—and teach you about the important parts of the faucet, what might be causing the leak, and how to fix it yourself.