The problems we face everyday...be it from, NOA,..exhaust fumes from cars, other peoples exhaled tobacco smoke, E numbers in food,the list is almost endless....if we were to worry about all of these potential threats....we,d be living in a sealed room..afraid to come out,..but...if this little safe of yours is causing you to become paranoid...then the simple answer is...get rid of it....then it would be one less thing to worry about.....