| 摘要 |
<p>Wear-resistant, physiologically harmless, non-woven fabric, of cotton, cellulose, or mixtures of these. Specifically, the tissue is packed in flat bags of aluminium foil or PVDC foil, or in tins, bottles etc. The material is used pref. with non-inflammable cleaning and impregnation agents. A skin protecting agent is also pref. included.</p> |
