Fire Hazard Not For Vape No Smoking or vaping safety sign (NSV01) Just because you throw fire hazard! not for vape! never install carry or handle! Throwing vapes into the trash can cause fires and pollute the environment. Safely get rid of your vape at our seven safe disposal locations here in Boulder and at over 20 safe Think vapes are harmless to your smoke alarms? Not always. Vapor clouds from ecigarettes can drift into smoke alarms and trigger false alarms, especially in smaller rooms. Even lighter vapes can