Avoid chewing sticky foods like bale khaeng krop chewing ice gum nuts squid because they may make the tool is dropped. If the tool is dropped, often returning to the dentist next to waste time and expense.
Avoid chewing hard, tough foods, such as crispy calamari bean gum chewing ice cubes because it can cause the engine off. If frequent engine off I have to go back to the dentist with a new one. Waste of time and money
Avoid chew hard food, sticky, frame, such as chewing ice cubes, squid, beans, chewing gums, because may make tools out. If the tools out often have to go back to the dentist to infect new, wasting time and money!