Pour vinegar over calcium deposits to dissolve them. For heavier build-up, saturate a rag with vinegar, and place it around the fixture to soften the deposit. Use an old toothbrush to scrub the calcium away, rinse the fi... More »

www.reference.com Home & Garden Cleaning Stain Removal

Water quality and residue from laundry detergents and softeners can cause stains on clothes inside the washing machine. Rust-colored stains, for instance, may be caused by iron in the local water supply. More »

www.reference.com Home & Garden Appliances Washers & Dryers

Some tips for removing hard water calcium are to rinse or wipe down fixtures regularly to remove mineral deposits and install a reverse osmosis filter. These filters can be installed at just one or two fixtures in the ho... More »

www.reference.com Home & Garden Cleaning Stain Removal

Clean a stained fiberglass tub using a professional-grade mildew, calcium and rust cleaner, such as CLR, or using household items like dish or laundry detergent, baking soda and vinegar. Use a soft-bristled scrubbing bru... More »

Hard water deposits occur due to minerals in water. Stains vary in color, depending upon the type of mineral. Most stains can be removed by using acidic or abrasive cleaners, chlorine bleach or specialty cleaners designe... More »

www.reference.com Home & Garden Cleaning Stain Removal

The cardiac calcium scoring test uses a computed tomography scan to check for calcium deposits in the walls of the arteries of the heart. This noninvasive test is useful for detecting heart disease and determining its se... More »

www.reference.com Health Diagnostics & Imaging

According to the National Institutes of Health Office of Dietary Supplements, side effects from ingesting excess calcium in the form of dietary supplements or antacid tablets include hypercalcemia (an elevated calcium le... More »