... kinds of powders of phyllite, tourmaline, syderolite and quicklime, ball-grinding, adding non-ionic surfactant mixture ... ether is diluted by polyglycol and ball-forming, roasting, soaking with emulsifier solution, drying to obtain ... washing ball Suitable for hand-washing Cheaper and environment-friendly alternatives to ordinary washing powders ... month) Eco magic laundry washing ball with high quality