Primordial black holes (PBHs) from the early Universe constitute a viable dark matter (DM) candidate and can span many orders of magnitude in mass. Light PBHs with masses around 1015 g contribute to DM and will efficiently evaporate through Hawking radiation at present time. leading to a slew of observable signatures. The emission will deposit energy and heat in the surrounding inters... https://cosmeticssquadets.shop/product-category/heat-patches/