Black light flash light

[Untamedrose]

Just playin around with a black light flash light.

Dry base rocks glowing light green now

Anyone else tried this it's really fun

 

[Jonathan blackwood]

I did that the other day with a uv/black Light to check for pet urine lol haha but when I shined it on my coral!! It was the most vibrant and intense glow I've ever seen was pretty awesome!