I WONDER - Why Were There No Windows In Longhouses?

The video discusses how long houses traditionally had no windows, relying on smoke holes and doors for light. This design helped retain warmth but made the interiors dark. To combat this, lamps using fish liver oil, whale oil, or seal oil were sometimes used to provide additional lighting.

What materials were used for lighting in Long houses?

What types of oil were mentioned as sources of light in Long houses?