Problem:
A human, at some time in life or the other, must clear the auditory canal. This is usually achieved using soft-cotton buds, or such similar device.
Required:
Question 1: Where does this wax come from?
Question 2: What purpose does it serve?
Question 3: Is it really wax?
Question 4: Is it the inner fluid leaking out?
Please explain all the answers in detail.