vacuum-sealed stainless steel travel mugs

How Do Coffee Mug Warmers Work?

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mug warmers use heating coils in the same way electric kettles do. Once plugged in and switched on (most have an on/off switch on the side), electricity flows to a small heating coil built inside the device. A mug warmer works by using the simple properties of heat transfer and thermal energy Do mug warmers … Read more

How Do You Heat A Coffee Mug?

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If you like your coffee piping hot, it’s a good idea to preheat your mug: Fill it with boiling water, let it sit for a few minutes, dump the water, and fill ‘er up Preheating ensures that most of the heat stays in your drink instead of being absorbed by the mug. How do heating … Read more