... absorb the pollution of water 3.can be a medicine for health building Red Medical ball introduction: Red Medical ball ... 40-80 mesh, 80 mesh. The ball has MaiFan quarry for 2-4-5mm 3mm, 8-9mm.Introduction and usage: Red ... diuresis, lack of efficacy, protecting liver, say again "cell detergent". For hypertension, gastric, chronic gastritis, nephritis, hepatitis, urinary, diabetes, heart disease and ...