Cigarette smoking harms nearly every organ of the body, causes many diseases, and reduces the health of smokers in general. At least 69 of chemicals in cigarettes are known to cause cancer, and many are poisonous.
The most accurate definition of the open data says that open data presents data that can be freely used, re-used and redistributed by anyone - subject only, at most, to the requirement to attribute and share alike. The main characteristics of open data are: availability and access, reuse and redistribution, and universal participation.
Social entrepreneurship is the attempt to draw upon business techniques and private sector approaches to find solutions to social, cultural, or environmental problems. While conventional entrepreneurs typically measure performance in profit, revenues, and increases in stock prices, social entrepreneurs also take into account a positive "return to society".