What Arab or Muslim Invention or technology was most helpful in improving the economy of the Arab Muslim caliphate? Why?

How was the method of making pottery by using coils of clay better than simply shaping the clay by hand? it prevented pottery from cracking when fired. it created a watertight seal. it produced more attractive pottery. the pottery could be cut or stamped with designs.

How did women contribute to the success of the american revolution

Before the industrial revolution most businesses