Between 1870 and 1900, the number of children younger than 16 working for wages rose from 700,000 to

Not only hazard but child labor rise steeply. Between 1870 and 1900 the number of children - typically under 16 and paid a portion of what adults made - grow from 700,000 to over 1.7 million. But why industrial workplaces were so unsafe because there were insufficient laws that required welfare be measured in the workplace, so most bosses decided that it was needless to implement preemptive measures.