Certain medications specially antibiotics, loud noises in discs,clubs, cinemas,traffic,honking,children,drill machines,girls,firecracker,dog barking, marble cutting machines,head/neck injuries, slap on ears,loud music on headphones,infections, extremely loud farts near ears,some jerk ENTs digging your ears wrongly,age, roller coaster and similar rides if you have T already, too much underwater swimming/ scuba diving,long and frequent flights, etc...most of these won't make your hearing worse immediately but repetitive and prolonged exposures will make some difference to your hearing or contribute to your T temporarily/permanently in the long run for sure as you have some loss already...and yes you heard me right...girls are ototoxic