A knife is a tool that is extensively used in our daily lives to perform a lot of tasks, whether simple or tough. It is very essential for us and we have been using it for so long that their origins are obscured. There are a lot of tasks we can perform with the help of cool knives such as cutting, slicing, hunting, fishing, skinning, piercing and a lot more. But the question is; can you perform all these tasks with a single type of knife? Usually, many people think that the knives we daily use in our kitchens are the only type of knives. But the fact is that initially knife-like tool has been carved out of different metals like stone and brass thus the people used them for performing their everyday chores and for self-defense as well. With time, several knives were designed and made after these initial tools. Their design and structure were constantly updated with the advancement in technology. The modified design led to a better lifestyle for people. The functionality of the...