Luminescent Coffee Defects. Yes, Glowing Coffee. Part 1

[sweetmarias]

yes, blacklight is ultraviolet light, although the wavelength can very. I think 385 is the best wavelength we found, but I don't have my notes here and might be confused on that... -tom

[chilisaz]

can you use any blacklight bulb to see these kind of beans? i have a couple coffee samples very over-fermented and poorly dried (super-high moisture content 16% or so). curious to see if they will glow