Removes even tough, built-up lime scale, mineral deposits, hard water stains, soap scum and oxidation with ease. Fume-free formula deodorizes as it cleans leaving a pleasant wintergreen scent. Organic salt formula is bleach, ammonia and phosphorous-free. Non-abrasive formula won't strip protective finishes, cause discoloration, etch or damage sensitive surfaces like other harsh descalers. Prevents mineral build-up with regular use. Biodegradable formula. Safe for use on porcelain sinks, toilets and tubs, ceramic tile, glass shower doors and more. Effectively removes build-up and restores shine to aluminum, chrome and stainless steel faucets and fixtures. Removes hard water deposits from glassware, coffee makers, dishwashers and laundry washing machines. VOC compliant, non-fuming formula.