ALBA-RUST effectively removes all rust and metal stains from cotton, wool, synthetics, blends and carpet. It does not tender or degrade fabrics. It may also be used to remove rust stains from porcelain, tile and other non-metal hard surfaces. Must be flushed with water or steam after use. 녹 제거제 비가연성 생분해성 즉시 효과 발생 물이나 스팀으로씻어냄