Amber Earrings Uk

1. When the same natural light strikes the amber on a black surface, the light is not refracted by the black surface, but by the actual amber.
2. Plants secrete resins and rosins for their protective benefits. They confound a wide range of herbivores, insects, and pathogens, while the volatile phenolic compounds may attract benefactors such as parasitoids or predators of the herbivores that attack the plant.
3. Because it originates as a soft, sticky tree resin, amber sometimes contains animal and plant material as inclusions.
4. The polycyclic aromatic hydrocarbons, produced through a pyrolytic process that is initiated via irradiation, relax to their ground state, absorb high-energy ultraviolet photons and re-emit them as lower-energy visible photons, according to the absorbance curve of the particular fluorophore.