An air dryer might cause about 0.3 bar pressure drop in your compressed air system. Basically this means that you have to run your compressor at a higher pressure. This of course will result in more energy consumption by your compressor.
Dressing for a gala event is rather simple. It is typically a formal wear occasion. For men, that equates to a tuxedo or at the very least a suit and tie. For women, formal wear is typically a long gown with high heels, matching accessories and jewelry.
Formal attire is clothing that is appropriate for extremely formal events, such as weddings, dances, and other special occasions. This type of attire can generally be broken into two categories: white tie and black tie. Determining what to wear to a formal event also depends on the time of day and context of the event.