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.
Aerosol toiletries such as hairspray or mousse are exempt from the TSA's ban on aerosol products in carry-on and checked baggage, according to Fodor's â1,001 Smart Travel Tipsâ guidebook. The TSA notes that passengers can bring such products on a plane in limited quantities, but an exact number is undefined.