1
Consisted of pairs of copper and zinc discs piled on top of each other, separated by a layer of cloth or cardboard soaked in brine
2
t enabled the steam engine to be used to operate rotary machines in factories such as cotton mills.
3
was one of the key developments in the industrialization of weaving during the early Industrial Revolution.
4
It is a device for measuring wavelengths of light over a wide range of the electromagnetic spectrum
5
Brought about and helped to accelerate social change, opening up new jobs for women in the office.
6
A machine that revolutionized the production of cotton by greatly speeding up the process of removing seeds from cotton fibe
