Por favor, utilice la liga Insertar nuevo registro para agregar registros, la liga Ver para verificar los datos, si se requiere algún cambio, presione la liga Editar; en caso de querer eliminar toda la información del registro, presione la liga Borrar. Al final presione el botón Aceptar o Confirmar para registrar los cambios
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Año de término
2010
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Fracking, or hydraulic fracturing, is the practice of injecting water, sand and chemicals underground to crack rock formations and free up oil and natural gas. The technology makes it possible