What advances did the moslem arab empire create

Some advances of the Empire include the mathematical system of algebra, the invention of the toothbrush, the musical instrument guitar, magnifying glasses used in optics, they were the first to brew coffee, first to create the concept of a hospital and surgical practices that lead to treating ailments of the ear and esophagus.

The food that we are allergic to! for asking us here at hope this

Not sure exactly what kind of answer you are looking for so i hope this able to be a effective listener and also being  a good conversationalist. and most of all just being there when someone needs you.i hope this .