Answer:
The text didn't offer enough information, but considering that we are talking about the Industrial Revolution, I believe that they died because of the overwork, unhealthy environment and malnutrition.
Explanation:
Even with the regulations adopted by Mr. Dale, we can't forget that one way or another it was an unhealthy work, and the workers were children and woman in an exhausting job, in some cases they worked up to 18 hours a day.
