| 摘要 |
<p>PROBLEM TO BE SOLVED: To obtain a contact material which is to be used for water treatment facilities, which is suitable for forming water film constituted of water to be treated. SOLUTION: This contact material is constituted of hydrophilic, water- absorbing and water-retentive towel. The material absorbs water to be treated and forms a water film constituted of the water to be treated.</p> |
