| 摘要 |
<p>The plasticine can be used in applied arts and in artistic crafts, as well as a study means in kindergartens, primary schools, in specialized schools for artistic crafts and applied arts. It has pleasant smell, reduced stickiness, longer life, and is harmless to the skin, even during long work with it. It consists of petrolatum, paraffin, rosin, lanolin, perfil, zinc oxide, oil-soluble vitamins, aromatizers, and/or colourants, at pre-specified quantitative ratio of the components. 4 claims</p> |
