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there were no child labors laws nor working unions the rights of employees were at the mercy of what was needed and unexistant.

The industrial revolution was a very contaminated and polluted dark snoky dirty ashy and sick period of history

Another hardship especially for coal miners was the same thing we have know implosion in short terms it is a combination of physical & emontional pollution that took over many lives
 
~ hope this helps

Three examples of hardships that workers faced to build the railroads include:

  • Poor pay.
  • Unsafe working conditions.
  • Exposure to pollutants.

Building the Railroads

Companies that built the railroads often paid their workers low wages in order to make profit. They also kept them in unsafe working conditions which could cause workplace injury.

Building the railroads also required using certain chemicals and materials which were pollutants. The workers were exposed to these things.

Find out more on the railroads at https://brainly.com/question/11433327.