foil remove rust from a toilet tank? Simply leaving foil in the tank is not a proven way to remove rust. Rust-colored stains may result from iron in the water, corrosion, or mineral buildup, and the appropriate treatment depends on the cause.
Can a ball of foil reduce water consumption? Not in any established, reliable way. A ball of foil does not repair leaks or make a toilet’s flushing mechanism more efficient. Checking for leaks and using a water-efficient toilet are better options.
Can foil stop a toilet from leaking?