The aim of quotation marks is to emphasize different parts of a text, to signalize direct speech, dialogues or quotations, as well as to set off titles, phrases or just single words. Quotation marks are also called inverted commas, speech marks, or quotes. Quotation marks can be used in two styles; single (â â or ') or double (â â or ), and can also appear in two different typefaces; either as so called dumb or straight quotes (' or ) or as smart quotes (â â or â â).
The five biggest oil companies earned a combined profit of $375 million per day, or a record $137 billion profit for the year, in 2011, despite reducing their oil production. In 60 seconds, these five companies earned $261,000 â more than 96 percent of American households make in one year.
Companies include Exxon Mobil and Chevron, which are building liquefaction plants and LNG export terminals along the coasts of Australia, Papua New Guinea, and Qatar. Royal Dutch Shell PLC is also investing big in plants that turn gas reserves into petrochemical products for export.