2. P V C P I P I N G Most PVC pipes are used in projects for the home. Landscaping, piping, and of course cannons :D. It covers over 50% in distributing water in the country and in the sewer system as well. Now while we used this material, those in the Mid-1800's had no access to this. Piping has many uses. It brings us that, um, VERY delicious tap water. It removes our leftovers from our homes. It also moves air and gas throughout the city. There are many different types of pipes. PVC in particular is the 3rd most produced plastic.
13. How Cannons Work :D A cannon in the Civil War was loaded with a cartridge of Black(gun) powder, the ammount depending on the distance(and size) of the target, also the size and projectile. In order to get the ammunition to the bottom of the tube a pushed into the tube, breach, with a rammer (A long stick). After the charge and the ammunition are tightly packed, a steel wire (using friction) would light a spark, igniting the gunpowder.
