Under normal circumstances, condensate from the heated body and breath evaporates by itself. But if you put it immediately into a case or leave at high humidity, the instrument starts rusting. Well, there is nothing terrible but the look may be ugly. Instruments made of steel need to be wiped dry with any cloth or tissue after playing. Use of alcohol is not necessary. Disinfectants are not for drying metal. In the most humid conditions it can be lubricated by any oil (of course, tea tree oil is much more pleasant than machine oil). Continue reading…