Even if they look alike, you can't just use them interchangeably. So, let's say the light bulb in your home appliance goes bad. It might be convenient to simply replace it with a spare regular bulb, ...

Close up shot of a person changing light bulbs - Virojt Changyencham/Shutterstock ...

The included appliance bulb provides the heat required to warm the wax and the light for the ambient glow. The LAVA name came about because as the wax gains and loses buoyancy, it rises and falls ...