IST will use the air time -- some of it during prime time viewing hours -- for the promotion and sales of a variety of products, mostly consumer goods, but also industrial and commercial products, Swan said.
First class is the most luxurious travel class of seats and service on a train, passenger ship, airplane, bus, or other system of transport. It is usually more expensive than business class and economy class, and offers the best service and luxurious accommodation. 1 Aviation.
First Officer. First officer is a more general and somewhat informal designation for second in command, and can apply to discrete military units in Navy, Army or Air Force service. It's also commonly used in the airline industry to indicate a co-pilot who's second in command to the main pilot of a commercial airliner.