Include resale in specialized stores retail sale in insulating materials and accessories used in insulation from humidity or water leakage and heat whether natural heat sun or generated by an industry source , as well as the insulating material of the sound and noise and vibrations and radiation effects and electric and magnetic fields the other , also includes the re- sale materials that are used to protect the metal from rust or corrosion or to prevent the timber from corrosion and moisture , or for the prevention of thermal effects .. etc. . these materials include those used in buildings and civil construction of all kinds , wells or machinery and equipment Kalavran or materials thermal radiation ( concealer ) for vehicles or marine equipment or otherwise