Our Luminescent composites are totally safe to use. The lume composite is crafted in the United States working with strontium aluminate glow crystals and hypoallergenic epoxy. Publisher's Take note: Springer https://larissafcuk304681.blogs-service.com/61049945/how-much-you-need-to-expect-you-ll-pay-for-a-good-deep-space-crystal