Did you know you can change your airplane’s oil? Or that it’s OK to change the tires as the owner or operator? These and many other items come under the category of preventive maintenance, and are regulated by the FAA. The AOPA Air Safety Foundation has a new quiz to help you learn all the tricks and tips to DIYing the airplane experience. Test your knowledge today. The quiz is made possible thanks to underwriting from the AOPA Insurance Agency.