How to identify the fake silicone product in reality?

   As we all know, the silicone is a environment-friendly material and it also have great features. The good silicone product can be used widely and safely but the fake silicone will be harmful to our body and environment, so do you know how to identify the fake silicone product?
1. From the touch feel: the resilience and flexibility of the real silicone is great and uneasy to be out of shape with external force and it feels soft. While the fake silicone product is easy to deform and it touch roughly which is because there is no substance substances on the surface.
2. From features: the silicone product is non-toxic, tasteless and colorless, with great quality and harmless to human. But the fake silicone product is mainly toxic and irritating, what's more, it's rough.
3. Flame burning: the fake silicone product with black smoke when burning,and  the residue is black powder, while the real silicone product  is white smoke and the black powder after burning.
  The silicone product is becoming more and more popular nowadays with the great features. And the silicone isn't Petroleum products, don't need to dely on the increasingly scarce oil resources which make the silicone product become the substitute of the related plastic product. What's more, the silicone product can make the Baby pacifier while other plastic product can't do, with broad application prospects.
  The silicone product is more and more popular in the world, foreign trade is exported in America, England, Russia, Australia, Netherlands, Spain, Denmark, Italy, Hungary, Switzerland, Sweden, Hong Kong and other countries and regions, widely recognized and praised by consumers