What are the factors that contribute person becoming a refugee?

Political reasons - They may have been exiled from their previous country by their government. War means they are not safe in their previous country.

Social reasons - Their life may be at risk of being taken by people from their previous country. Poverty and famine could also be a factor.

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Answermost of the time it would be ground into fine sediment,and sometimes they are carried away from the original location;