Types of abstracts. There are two types of abstracts: descriptive and informative. They have different aims, so as a consequence they have different components and styles. There is also a third type called critical, but it is rarely used.
Samsung Galaxy Note 7 smartphone has been banned from all aircraft in the United States. The US Transportation Department and other agencies have banned passengers from carrying on the devices or putting them inside checked baggage during flights.
Airplane mode is a mode most modern cell phones can go into in order to cut all communications and radio signals propagated by the phone. Because it is illegal to use cell phones during a flight and because of the enhanced functionality that Android phones have â it is a way of getting around this restriction.