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Ulthera can be a Food and Drug Administration approved skin tightening treatment, which is available since 2009. In addition to the 3mm and 4.5mm transducers, which treat the dermis, in addition to, the superficial muscular aponeurotic system (SMAS) respectively, now Ulthera releases the 1.5mm transducer. This transducer treats the superficial dermis and is befitting those locations skin is thinner. The 1.5mm transducer is line with its notion the improved results can be purchased via a combination of dermal rejuvenation plus a multidimensional lift. The 1.5mm transducer is good for deploying at the areas within the eyes and underneath the chin. There are more uses of air cooled heat exchangers, much like the upstream production, refineries and petro-chemical facilities. It can also be employed on situations with good temperature, high pressure, corrosive fluids and environments. Moreover, air coolers could be equipped and employed in oil and coal refineries; compressor stations for gas pipelines; subsurface gas storage facilities; plants producing polychlorvinyl, polyethylene, glass fiber, biplastic; caustic soda plants; by-product coke plants and ammonia transportation and handling plants.