Question

Collect at least three samples of different types
ild you managed to get these soll samples. Observer
of your own observations, describe, how they are si
Also attach the samples (a small amount) along with​

Answer 1

Answer:

There are a number of known causes of pulmonary fibrosis as well as unknown causes, called idiopathic. Exposure to toxins like asbestos, or coal dust or silica (including workers in the coal mining and sandblasting industry) can lead to pulmonary fibrosis.