c/pics · by kirk781@discuss.tchncs.de · 60dSafdurganj Tomb, Delhi [OC] 59 points · 1 comments · view on lemmy.world
1 Comments
SeeMarkFly@lemmy.ml · 11 pts · 60d
That's the way to run a reflecting pond.
They give ALL the Hydrogen Peroxide to ONE algae and then let it "trickle down" to all the others.