眼觀測法 ：

　　Eye observation method:

　　無毒的塑料袋顏色較淺，如白色、乳白色或無色透明。

　　Non toxic plastic bags have lighter colors, such as white, milky white, or colorless transparent.

　　有毒的塑料袋顏色較深，如黑色、粉色、橙色等，且透明度差，表面可能有渾濁或小顆粒。

　　Toxic plastic bags have darker colors such as black, pink, orange, etc., and have poor transparency. The surface may have turbidity or small particles.

　　手觸檢測法 ：

　　Hand touch detection method:

　　無毒的塑料袋手感潤滑，表面似有蠟質。

　　The non-toxic plastic bag feels smooth and has a waxy surface.

　　有毒的塑料袋手感發(fā)黏、發(fā)澀。

　　Toxic plastic bags feel sticky and astringent.

　　抖動檢測法 ：

　　Jitter detection method:

　　無毒的塑料袋用力抖動時，聲音清脆。

　　When non-toxic plastic bags shake vigorously, the sound is crisp.

　　有毒的塑料袋用力抖動時，聲音悶澀。

　　When toxic plastic bags shake vigorously, the sound is muffled.

　　火燒檢測法 ：

　　Fire detection method:

　　無毒的塑料袋易燃，火焰尖端呈黃色，燃燒時像蠟燭淚一樣滴落，有石蠟味。

　　Non toxic plastic bags are flammable, with a yellow flame tip that drips like candle tears when burned, and has a paraffin smell.

　　有毒的塑料袋不易燃，離火即熄，火焰尖端呈黃色或黑色，底部呈綠色，軟化后能拉絲，并可能釋放刺激性氣味。

　　Toxic plastic bags are non flammable and extinguish immediately upon ignition. The flame tip is yellow or black, and the bottom is green. After softening, they can be brushed and may release irritating odors.

　　水檢測法 ：

　　Water detection method:

　　無毒的塑料袋放入水中可浮出水面。

　　Non toxic plastic bags can float to the surface when placed in water.

　　有毒的塑料袋放入水中后不會上浮。

　　Toxic plastic bags will not float when placed in water.

　　鼻聞檢測法 ：

　　Nasal odor detection method:

　　無毒的塑料袋無特殊氣味。

　　Non toxic plastic bags have no special odor.

　　有毒的塑料袋有刺激性氣味或味道不正常。

　　Toxic plastic bags have an irritating odor or abnormal taste.

　　材質判斷法 ：

　　Material judgment method:

　　通常聚乙烯（PE）和聚丙烯（PP）制成的塑料袋無毒，而聚氯乙烯（PVC）制成的塑料袋有毒。

　　Plastic bags made of polyethylene (PE) and polypropylene (PP) are usually non-toxic, while plastic bags made of polyvinyl chloride (PVC) are toxic.

　　以上就是為大家介紹的有外賣打包袋的詳細的介紹,希望對您有所幫助.如果您有什么疑問的話,歡迎聯系我們http://www.ubzi.cn.我們將以專業(yè)的態(tài)度,為您提供服務.

　　The above is a detailed introduction to takeaway packaging bags, hoping to be helpful to you If you have any questions, please feel free to contact us http://www.ubzi.cn. We will provide you with services with a professional attitude