Dozens of different kinds of engineers exist. Generally, the most common types are civil, agricultural, mechanical, and electrical engineers. More recently, other types of engineers have appeared, such as nuclear and genetic engineers, among others. Each one of these professionals uses different equipment to accomplish their engineering work. Some engineers use welders, and others seismographs, but all need tools to practice their trade. A genetic engineer uses biological tools to build genes instead of bridges, buildings, and cars. It would be almost ...