Caution! Corrosive/irritant. Do not apply directly to teeth. If after ingestion you develop heartburn, take water or milk, not baking soda. Avoid contact with eyes, skin and clothes. Do not inhale vapor. First aid: Eyes: Remove contact lenses. Immediately flush with plenty of water for at least 15 minutes. Contact a physician immediately. Skin: Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. Contact a physician if you develop skin burns. Store out of reach of young children.