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Any form of precipitation with a PH level below 5.6 is called acid rain. Precipitation with a PH level of under 4.5 is regarded as severe acid rain. Acid rain is made up of water droplets that are unusually acidic because of atmospheric pollution, most notably the excessive amounts of sulfur and nitrogen released by cars and industrial processes.

Another factor that could boost Amazon in the eyes of investors is its burgeoning advertising business. Amazon surprised Wall Street recently when it revealed that?advertising has become a “multi-billion dollar business”?for the tech giant.

Another 187 medicines, including 22 specifically for children and 12 to fight cancer, will be added to the national list of essential medicines, bringing the number of items on the list to 685, double the figure for 2009, the year it was introduced.

Apart from the 0 million original investment, according to FF, Evergrande agreed in July to make further payments earlier than originally agreed, including 0 million of the rest .2 billion, this year.

Anna Quindlen