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旧彩笔如何废物利用
更新时间: 2020-09-25 00:00:00  

可制成水彩染料。步骤如下:

1、将旧彩笔分类,颜色相近的彩笔摆在一起;

2、把分好的彩笔分别用橡皮筋捆绑起来;

3、找几个一次性纸杯,置入清水;

4、将捆绑好的彩笔去掉笔盖,放入水中浸泡;

5、浸泡至颜色充分溶解于水中,即可,可代替水彩染料用于画画。

关键词: 彩笔 如何 废物 利用

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