| 摘要 |
<p>A washing brush for washing with water, for example, a toilet bowl brush, a bath brush, a kitchen brush, a dish brush, a kitchen good brush, etc. Phosphate components and the like, which are contained in higher alcohol-based and nonionic detergents employed in these days to enhance washing effects, cause an abnormal increase in planktons absorbing nutrients from these components. In recent years, contamination and pollution of rivers and lakes constantly cause social problems and, moreover, pollution of coastal sea areas has become more and more serious. Thus, it has been urgently required to overcome these problems. By using the washing brush as described above, ordinary stains can be removed without resorting to such detergents as causing public pollution.</p> |
