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  • How to make simple things with e...

    1. First of all, prepare the materials for the small chair, a bag of toothpicks, a slightly sharp knife, 502 glue or a ruler with precise graduations. 2. Then use 502 or our brother's good glue to stick the toothpicks side by side according to the shape shown in the design diagram analysis, pay a...
  • What should I pay attention to w...

    During the outbreak, going out to buy food became a concern. But as long as there are good protection measures, you can actually buy a lot of peace of mind. It is recommended that everyone pay attention to the following aspects when going out to buy vegetables. First, put on a mask. This is one o...
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  • 8點科技小知識

    1、眾所周知,防腐劑被用來保持食物的新鮮,防止它們因黴變和腐爛而發生質變。我們需要經常使用可以在食物的配料中可以通過看到保鮮劑,特別是對於一些罐頭類的食品。   2.食用色素我們吃的很多食物表面上看起來都很漂亮,但是大部分都被食用色素覆蓋了,比如冰淇淋,糖果,果醬等等。雖然可以放入的是食用色素,但是我們如果企業經常服用容易損害人的身體心理健康。   3、綠色食品我們經常聽到綠色食品這個詞,意思是沒有汙染和殺蟲劑的有機食品,必須經過中國綠色食品發展中心的測試,然後貼上一個特殊的標志。   4、香煙的毒素以及香煙是總所周知的有毒化學物質,但是我們還是有很多...