When Jeff asks Abed how fast he can run to the theatre department, Abed says 37 seconds. However, he goes there and returns in a total of 26 seconds.
Annie runs and sprays pepper spray ahead as she runs through the mist. This causes her eyes to tear and her makeup to run down her cheeks. In reality, even a small fraction of that much pepper spray would render her unable to breathe or see. It is often underestimated in TV and film, but in reality it is quite debilitating. Annie would have been choking and gasping for breath.