i messed up my first pack....the plastic came off....my other friend's was sizzling so much....it was smokin! lol...i can't believe my friend blew up my pack....and i was lending it to him....makes me extend the no one uses my 3300 rule!
You use an equalizing tray, it basically makes sure that every single cell is completely discharged so that there in exactely the same state. It stops the deterioration of the cells and memory build up. Here's another page from bryan's site that has a breif description.