What, if any, is the difference between sea salt from the health food store, salt meant for saltwater aquariums, and salt meant for freshwater aquariums?
Yes. The name I was given for the "tankmates" was "Christmas chiclids" that have vertical black and white striping, similar to a frontosa, but a smaller fish. There is also a lone female zebra chiclid.
Glass is a high viscosity liquid and gets all it's srength from surface tension. A scratch is all it takes to make it weak. It is incredibly strong under compression, but weak under tension. The tank wall is under pressure to bend out, so the outside surface is under tension. Any mark on the...
Put a brass tube in a drill press for the drill bit.
Build a plastiscine dam around where you want the hole.
Put a puddle of sillicone carbide dust in the plastiscene pool.
Raise the brass tube frequently while drilling, so more sillicone carbide can catch on the brass tube.
This is much cheaper...
I have even had 2 mouthfulls from them since this started happening. The first of the two batches was very pale, almost white, and the second was back to a nice bright yellow. Does anyone know why?