Knives have been used as tools throughout thousands of years of human history. These useful blades can be used for everything from cutting wood to scaling fish to surviving in the wilderness. They are handed down from grandfather to father to son as family heirlooms, especially those of popular brands such as Gerber Knives. They are also favorites of collectors who value them for their workmanship, usefulness and beauty. There are many reasons for the popularity of knives and various purposes for purchasing them. For the uninitiated, read on for a short summary of the uses, construction and variety of knives and multipurpose tools that include these blades.