Yes yes and the square points symbolizes the harsh edge and bruteness of humanity while the blackness depicts the dark, blindness one receives while under the influence of alcohol.
The white 'ring' in the bottle resembles the emptyness inside the addiction to alcohol, where people turn to when they feel they are missing something in life.
The bottle's placement as the head symbolizes the addiction one gets from alcohol, seeing as though it is always on their mind.
The bottle being upside-down reflects the position of the bottle when actually being drunken.
The blue collar shirt resembles society's working class, going home every day to drink their problems away.
And the pocket being on the right side only relfects the majority of humankind being righthanded and seemingly addicted to alcohol.
I never really did like any of my art classes.
Cool drawing though