With the development of technology, there are great varieties of exciting toys. The batteries glow toys, the ones that rechargeable, and there are fancy ones who don’t need batteries or charging; in fact, they are made of glow in the dark powder. However,...
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With the development of technology, there are great varieties of exciting toys. The batteries glow toys, the ones that rechargeable, and there are fancy ones who don’t need batteries or charging; in fact, they are made of glow in the dark powder. However, most people now have some misunderstandings or concerns about luminous products, such as luminous toys, crafts, etc. People commonly think chemical products must contain heavy metals or toxic; how can it glow? Do they have radiation and other issues?
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