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coal mining in 19th century britain

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a mind map
Dom Clark
Mapa Mental por Dom Clark, actualizado hace más de 1 año
Dom Clark
Creado por Dom Clark hace casi 9 años
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Resumen del Recurso

coal mining in 19th century britain
  1. types of mines
    1. spiral pit
      1. bell pit
        1. adit pit
          1. trap pit
            1. horse engine
            2. dangers
              1. flooding
                1. lack of ventalation
                  1. machinery collapsing
                    1. cave-ins
                      1. gas build ups
                        1. the "black spit"
                        2. mining jobs
                          1. bearer
                            1. hewer
                              1. trapper
                                1. puller
                                2. mining act's
                                  1. 1842 commission report
                                    1. 1842 mining act
                                      1. women and children < 10
                                        1. banned from underground
                                        2. children > 15
                                          1. no winding gear
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