Inferno is made with environmentally friendly ingredients to successfully melt snow and ice. This Evergreen Certified product also enhances vegetation growth in the spring. Calcium Magnesium Acetate (CMA) is safe for cement, decks, lawn or carpets when used as directed. This non-staining, non-tracking ice melt provides 24 hour protection. A little goes a long way, allowing for a cost effective and efficient ice melt option.