How do you dont not burn the meth when your hitting with the bubble?

To avoid burning the meth while hitting with a bubble, it's essential to control the heat applied to the glass. Use a low flame or a heat source that allows for gentle, even heating, ensuring the meth melts without reaching combustion temperatures. Additionally, keep the bubble moving to distribute the heat evenly and prevent hot spots. Always prioritize safety and be mindful of the risks involved.