There are two kinds of sodium lights: Low Pressure (LPS) and High Pressure (HPS). These lamps are mostly used for street lighting as well as industrial uses. The lamp works by creating an electric arc through vaporized sodium metal.
Enhanced Turquoise. Enhanced Turquoise is a natural stone that has only been treated with either chemicals and heat, or just heat to enhance the color and harden the stone. This type of treatment keeps the color from fading over time and makes more of the harder turquoise available for the market.
Turquoise is a cryptocrystalline material which forms when copper is transported in water and interacts with phosphorous and aluminum-bearing rocks.Natural turquoise will have veins and inclusions, most often brown in color.Composite turquoise is man-made and produced by grinding the natural stone to a powder and reshaping it using molds and liquid adhesive, which later hardens. It is the copper that gives turquoise its blue green color.Peruvian turquoise, for example, is more green than blue. Turquoise is also produced in Chile, Persia, China, Egypt, Iran and Turkey. The name turquoise, means âTurkishâ in French.he turquoise used in Charisma Bolivia jewelry is imported from neighboring countries, but primarily Brazil. We also use a deeper green turquoise imported from Peru.