1 The cochlea, dedicated to hearing; converting sound pressure patterns from the outer ear into electrochemical impulses which are passed on to the brain via the auditory nerve.
The Scoville Heat Scale. The Scoville scale is a measure of the 'hotness' of a chilli pepper or anything derived from chilli peppers, i.e. hot sauce. The scale is actually a measure of the concentration of the chemical compound capsaicin which is the active component that produces the heat sensation for humans.
Scoville Scale and Chemicals. The hottest hot pepper on the Scoville scale probably is the Trinidad Moruga Scorpion pepper, with a Scoville rating of around 1.6 million Scoville units (compared with 16 million Scoville units for pure capsaicin).