Overalls are designed for infants or working men, both are fearless about stains. To wash an infants’ overall is no problem for a good mom because the stains are of milk, puddings and gravy but stains of a working man’s overall can be different regarding the job of that man. He or she can be a farmer, welder, carpenter, auto mechanic and may be working in a slaughter house.
Here is details: https://www.pulboroughdrycleaners.co.uk/blog/washing-dry-cleaning-overall-great-care/
