眼观测法 ：

　　Eye observation method:

　　无毒的塑料袋颜色较浅，如白色、乳白色或无色透明。

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

　　有毒的塑料袋颜色较深，如黑色、粉色、橙色等，且透明度差，表面可能有浑浊或小颗粒。

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

　　手触检测法 ：

　　Hand touch detection method:

　　无毒的塑料袋手感润滑，表面似有蜡质。

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

　　有毒的塑料袋手感发黏、发涩。

　　Toxic plastic bags feel sticky and astringent.

　　抖动检测法 ：

　　Jitter detection method:

　　无毒的塑料袋用力抖动时，声音清脆。

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

　　有毒的塑料袋用力抖动时，声音闷涩。

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

　　火烧检测法 ：

　　Fire detection method:

　　无毒的塑料袋易燃，火焰尖端呈黄色，燃烧时像蜡烛泪一样滴落，有石蜡味。

　　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，离火即熄，火焰尖端呈黄色或黑色，底部呈绿色，软化后能拉丝，并可能释放刺激性气味。

　　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.

　　水检测法 ：

　　Water detection method:

　　无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会上浮。

　　Toxic plastic bags will not float when placed in water.

　　鼻闻检测法 ：

　　Nasal odor detection method:

　　无毒的塑料袋无特殊气味。

　　Non toxic plastic bags have no special odor.

　　有毒的塑料袋有刺激性气味或味道不正常。

　　Toxic plastic bags have an irritating odor or abnormal taste.

　　材质判断法 ：

　　Material judgment method:

　　通常聚乙烯（PE）和聚丙烯（PP）制成的塑料袋无毒，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.

　　以上就是为大家介绍的有外卖打包袋的详细的介绍,希望对您有所帮助.如果您有什么疑问的话,欢迎联系我们//www.tenshiro.com.我们将以专业的态度,为您提供服务.

　　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 //www.tenshiro.com. We will provide you with services with a professional attitude