Refining of Metals 3. Whereas insulator is a material suitable for preventing the flow of electricity. 2pcs Center Puncher Practical Automatic Center Punch For Wood Industry In 2022 Automatic Center Punch Automatic Punch Tool Sublimation can be used to purify chemical reagents. . It is used in making powders from heat-sensitive materials etc. It is also used to coat the space vehicles to provide a shield against the suns radiations and heat while at the same time regulating the space vehicles temperature. Sodium also acts an excellent drying agent. It is of fundamental importance since the successful outcome of the process depends on it. They bypass or store charge and the. Extraction of Metals 2. Typical solvents used for acetic acid recovery via liquid-liquid extraction are ethyl acetate isopropyl acetate and MTBE. Ethers of ethylene glycol are used as solvents and plasticizers. These programs and tools ...