Many things can be a tool. See: http://en.wikipedia.org/wiki/Tool_use_by_animals http://en.wikipedia.org/wiki/Tool_use_by_animals Now, how is a soft drink a to

Many things can be a tool. See: http://en.wikipedia.org/wiki/Tool_use_by_animals http://en.wikipedia.org/wiki/Tool_use_by_animals Now, how is a soft drink a tool? Using the glass bottle to smash someone's head in might constitute the use of a tool. The bottle could be seen as a tool, it allows you store liquid for future use. "a computer is a tool", "a computer is a tool like a hammer" - Great. What does this actually say? These are bad analogies. Using a broad definition, an airplane is a tool. So what does this mean, because the differences of hammers are subtle to you, all airplanes are alike? Or, well, weapons are tools. So, really, what's the difference between a nuclear bomb and a grenade?