The vapour from the mixture ignites and we have a monochromatic flame.
You can't get monochromatic light, because light can't be monochromatic.
Pauline is the same Pauline who wanted to draw in monochromatic drawing.
Monochromatic painting upon pottery, familiar to the primitive Ionians, seems to have originated upon the Syro-Phnician coasts.
Imagine P to be surrounded in ...