Many rug cleaning products use harsh and dangerous chemicals. The powder spreads on the rugs and remains there approximately 15 minutes. You will find products which remove stains such as carpet shampoo, deep steam, carbonated water, carpet powders and protectors. http://ttp//Thermocare.Co.kr%2Fbbs%2Fboard.php%3Fbo_table%3Dfree%26wr_id%3D405100/