Industrial Revolution

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Across
  1. 5. Where was more important the advancement in hygiene?
  2. 6. Social class made up of industrial workers.
  3. 7. This is where the First Industrial Revolution began.
Down
  1. 1. Coal and oil are examples of it. They were used as energy sources.
  2. 2. A small social group who invested money on factories.
  3. 3. Place where children were sent to work after demographic revolution
  4. 4. A pioneering industry which used the steam engine.