免费无毒永久av网站,天天爽夜夜爽人人爽QC,久久久久亚洲精品成人网,av无码电影一区二区三区

如何辨別一次性玉米淀粉餐具真假?

如何辨別一次性玉米淀粉餐具真假?

網址:http://www.pzpl.net.cn 手機頁面二維碼 2024-04-08 17:15:32    

1.看顏色。玉米淀粉一次性的餐具的顏色一般都會呈現淡黃色或者乳白色,而非玉米淀粉一次性餐具的顏色相對偏暗或者有些呈現青白色。

1. Look at the color. The color of corn starch disposable tableware is generally light yellow or milky white, while the color of non corn starch disposable tableware is relatively dark or some may appear bluish white.

20220522111857828.jpg

2聞氣味,將熱開水分別倒入兩種一次性冬具中時會產生熱量,而天米流粉一次性餐具肯定會有一種淡%的米香味,而其他的一次性餐具會有一種準間的塑料味

Smelling the smell and pouring hot water into two types of disposable winter utensils will generate heat, while Tianmi Liufen disposable utensils will definitely have a light% rice aroma, while other disposable utensils will have a moderate plastic smell

3.燃燒法??梢詫煞N一次性餐具燃燒,火焰顏色為紅色的就是淀粉餐具,而為藍色火焰的說明不是淀粉餐具。

3. Combustion method. Two types of disposable tableware can be burned, with the red flame indicating starch tableware, while the blue flame indicating not starch tableware.