4. Snow garbage
AKA when it snows so much that it becomes impossible for the garbage men to clear your building's garbage and it accumulates exponentially.
5. The film that seems to peel off your body during especially hot summers
You know, when you can rub your fingers together and it creates dark gunk.
6. The warm pee smell...
... that hits you at almost every moment in a warm summer month.
7. A particularly mountainous and leaking trash pile
Normal trash piles aren’t really worth getting worked up over.
8. Mysterious subway seat stains
You really want to sit but can't decide: is that a spilled Snapple, or just, y'know, blood?
9. Mysterious curly hairs on the subway seats
Depending on how tired you are, brushing it off the seat is enough. Just don’t think about it too much.