The dust such operations raises is an exquisite compound of aerialised faeces, chicken dander (dead skin), mites, bacteria, fungal spores, mycotoxins, endotoxins, veterinary medicines, pesticides, ammonia and hydrogen sulphide. It is listed as a substance hazardous to health, and helps explain why 15% of poultry workers suffer from chronic bronchitis.
Animals are messy beings. Source of most of the infectious diseases that have lagued mankind over the millennia too.
And, that’s why we farm them in farms, not have them around us like our forefathers did so that we don’t catch those diseases like our forefathers did.