Mapa mental
coal mining in 19th century britain
Conteúdo do mapa
coal mining in 19th century britain
types of mines
- spiral pit
- bell pit
- adit pit
- trap pit
- horse engine
dangers
- flooding
- lack of ventalation
- machinery collapsing
- cave-ins
- gas build ups
- the "black spit"
mining jobs
- bearer
- hewer
- trapper
- puller
mining act's
- 1842 commission report
- 1842 mining act
- women and children < 10
- banned from underground
- children > 15
- no winding gear
- women and children < 10
Informações
- Descrição
- a mind map
- Criado por
- Dom Clark · ago 2015
- Atualizado
- 19 fev 2016
- Visualizações
- 25
- Tags
- Avaliação