8.5 part 2- Flashcards
How did iron producers make iron before the industrial revolution?
They smelted (heated) iron using charcoal which needed timber, lots of it
What was the disadvantage of using charcoal to generate the heat needed?
They were running out of forests
What did abraham Darby discover in 1709?
He discovered a way to turn coal into coke
What is coke and what are its advantages?
Coke was a smokeless fuel that burned much hotter than ordinary coal.
How did this disovery change the siting of iron foundaries?
Iron foundries were then built near coal mines as a fuel source for making iron
How did this disovery change the siting of iron foundaries?
Iron foundries were then built near coal mines as a fuel source for making iron
How much did iron production increase by between 1728 and 1788?
1728 - only 25000 tonnes to 60000 tonnes in 1788
List some of the new uses that were found for iron.
- New uses for iron - buildings, kitchen utensils, bridges, factories and houses
When was the Eiffel tower built?
1989
Why were the earliest steam engines developed?
The early steam engines were developed to use in coal mines to pump water out
What is James watt famous for?
James Watt modified (minor changes) the steam engine that was powerful and practical
What were steam engines used for over the next 25 years?
Steam engines were used to power mills/breweries/factories and later steam trains
