Sharking refers to a fishing sport which has the purpose of catching types of sharks. Moreover, it is a knife which was designed to be found easily when sunken inside water. Knives are an object which possesses potential danger within kitchens.
When other tableware and knives are put into the sink when washing dishes, it is very dangerous because the knife is mixed in with other utensils. Moreover, it is difficult to find the knife at all within dirty water.
However, what if the knife floats p on the surface of the water like a shark's fin?
This allows for the knife to be found easily. Therefore, since the risk of injuring one's hand decreases, it will provide alertness to the user.