New inventions and technology change lives because they simplify and ease the work that humans have to do. They make life easier and simpler
Middle class women were expected to hire fewer servants and do more of the household chores themselves. Working and earning money was not allowed in most businesses so they had to work more in the house. This wasn't a problem for wealthy people because they would always stay wealthy, or the poor because they never had servants to begin with.
Answer:to figure out how hazardous it would be for others
Explanation: