A machine operator develops a lung condition after years of breathing dust in the plant. Compared with a broken arm from a fall, this claim is:

Explanation

An occupational disease arises out of conditions characteristic of the work over time and cannot be traced to one identifiable event, which is precisely what separates it from an accidental injury such as a fall. Compensation systems cover both, so treating a work-caused lung condition as a private health problem is wrong. The classification says nothing about degree; the resulting disability could be partial or total.