How did thomas edison make cities safer?

President nixon's trip to china included apex

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 might hammurabi’s code have prevented a single ruler from imposing,or forcing his or her will on people