Iscuss the impact of LUNG DISEASE (excluding that caused by asbestos) in the workplace

An individual Essay Reviewing the AETIOLOGY and EPEDEMIOLOGY of a named occupational disease.

QUESTION: Title:  Discuss the impact of LUNG DISEASE (excluding that caused by asbestos) in the workplace

The content of the essay should be set in the context of a discussion of the disease,
Typical Causes,
Typical Symptoms,
An indication of the typical workplaces/industries where exposure leading to disease takes place
NB. The term  impact should be taken to include consideration of the following:

Epidemiological
Physiological
Legal and
Financial
Harvard style referencing