You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Cause of Farmer's lung- and explain in detail?
- farmers lungs is due to the inhalation of mouldy or hay grain dust. - micropolyspora faeni is the main cause of farmer's lung. - repeated attacks cause pulmonary fibrosis, inevitable pulmonary damage and cor pulmonale. Reference: Park's textbook of preventive and social medicine, 23rd edition, pg no:807 <\p>