"If you have a dog or a cat that goes outside, you definitely want to use the magnesium chloride rather than the calcium chloride," said Laura Lukehart with ACE Hardware in Wexford. The magnesium ...

potassium chloride, or magnesium chloride – if they use any products at all. Another emerging, eco-friendly option is one used by Chester County’s Longwood Gardens – pre-treating walks with ...