Exploitation (noun)

1. The action or fact of treating someone unfairly in order to benefit from their work.
2. The action of making use of a situation in order to gain an advantage.

Origin:

From french exploitation, from exploiter, from latin explōitāre ("to perform, accomplish, use to advantag.e")

Examples:

1. Workers accused the company of exploitation for making them work overtime without pay.
2. The exploitation of natural resources has led to environmental degradation.
3. The exploitation of cheap labor in developing countries has led to the widening of income gap.
4. There is growing concern about the exploitation of children in the entertainment industry.
5. The exploitation of the market opportunities by the company led to its success.