Tom Miller wrote:

How about linseed oil and yellowcake. It's pretty
vibrant, AND you can find the furniture in the
dark

Thats not a bad idea - sort of like painting watch hands with radium.
(Pity about the poor *******s who had the job of applying the paint)

Always remember a line from a book - "Suddenly, the lights went out.
The only sound was the slithering of the furniture as it re-arranged
itself around the room........"

Andrew VK3BFA.