Crutch words or fillers like umm..., you know... and like... make their way into a speech unknowingly. These words do not add meaning to the sentence, and often just make a person look like a blabbering fool.
Coca Cola is a carbonated beverage made by the Coca Cola company based in the Atlanta. The brand name originates from its two key ingredients: cocaine and caffeine, which are extracted respectively from the coca leaf and the kola nut, hence its name Coca-Cola.
The Coca-Cola Company manufactures several variations of its Coca-Cola beverage, usually shortened to Coke by the general public. One of its most widespread versions is Coke Classic, but it also makes flavored variations and a no-calorie version, Coke Zero.