The Slow Glow lamp is in the shape of a giant lightbulb, filled with saturated soya oil and a bulb. As the light heats up, the content liquifies and becomes translucent, allowing the light to get brighter and brighter.
Slow Glow

The Slow Glow lamp is in the shape of a giant lightbulb, filled with saturated soya oil and a bulb. As the light heats up, the content liquifies and becomes translucent, allowing the light to get brighter and brighter.