Knife is a tool with a cutting edge attached to a handle and used in food industry for handling and preparing food
A knife (plural blades; from Old Norse knifr, "knife, dirk") is an apparatus or weapon with a front line or sharp edge, frequently joined to a handle or grip. Perhaps the soonest apparatus utilized by mankind, blades showed up at any rate 2.5 million years prior, as proven by the Oldowan devices. Initially made of wood, bone, and stone (like rock and obsidian), throughout the long term, in sync with upgrades in both metallurgy and assembling, knife edges have been produced using copper, bronze, iron, steel, artistic, and titanium. Most current blades have either fixed or collapsing sharp edges; edge examples and styles differ by creator and nation of beginning. Blades can fill different needs. Trackers utilize a chasing knife, fighters utilize the battle knife, scouts, campers, and explorers convey a folding knife; there are kitchen blades for planning food varieties (the culinary expert's knife, the paring knife, bread knife, blade), table blades (margarine blades an