India and Persia and Greece and Turkey. These are the major countries.
Britain took partial control of canal in 1875. this happened because the ruler of Egypt was in serious financial difficulties. He owned a large bloc of sharesv in the canal and sold them off to take care of his debt
The answer is : Efficient
Improved technology allows workers to be more efficient and productive. Technology cut down their working time , and making them use smaller effort with a larger quantity.
Hope this helps