In today's market, the consumption of cockroaches is increasing day by day. Some merchants use the chemical means to artificially synthesize cockroaches and use them to sell at low prices to make profits. Therefore, consumers should be careful to buy fakes when buying cockroaches. goods.
How do you identify true and false? In this regard, experts have given three methods:
First, look at the color. It is as white as jade, its appearance is bright and bright, its surface is pearly, and its part has yellowish color. False and straightforward, the surface is shiny and unnatural.
Second, look at the lines. The natural texture of the dragonfly is clear and clear, and the long-lasting texture of the dragonfly is finer, and the texture is natural. The natural enamel is cracked, and the thickness, direction, length and disorder of the crack are not uniform. Under the magnifying glass, it will be found that the crack is yellow around, and the synthetic enamel does not have such a feature.
Third, look at the texture. The crucible has a layered structure with a single layer thickness of 0.5 to 1.5 mm, and the layer is clear and dense. The fake cockroaches have no natural growth lines, and there is no obvious layered structure observed under the magnifying glass. In addition, the density of the crucible is 2.7, and the hardness is generally 2.5 to 3.4 degrees, so the weight is very heavy or too light, and it may be unnatural.
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