Why might gas be a more effective weapon against soldiers in the trenches than those on the battlefield?

Explanation: Gas was used by the Germans in WWI. When gas was first introduce, both the Allie and the Axis were engaged in a trench fight. The land between the trenches were known as no mans land. Gas was highly effective because gas can kill mass number of people without the side using the gas receive less casualty.

swahili is an extremely rich and complex civilization, a set of ethnic groups articulated by a language and a series of cultural elements that fuse the african traditions, islam and indian culture. this growth was largely a result of the indian ocean trading network that brought in not just man-made riches, but also religious ideas, specifically islam, which had a significant impact on the local culture. furthermore, the development of the swahili language gave a common cultural unity to the people.