This excerpt is from a doctor’s testimony to an 1819 British parliamentary committee.

When I was a surgeon in the infirmary, accidents were very often admitted to the infirmary, through the children's hands and arms having being caught in the machinery; in many instances the muscles, and the skin is stripped down to the bone, and in some instances a finger or two might be lost.

Which statement best summarizes what the doctor is saying about child factory workers?