I created a 3D printed test tube rack and wanted to share it with the community. I designed it to hold my test kit hardware to make it easier to collect the samples, test the water, carry the test tubes and cuvettes to the sink, hang it on the sink and keep everything safe, wash the hardware...
This article is sponsored by @Vivid Creative Aquatics
There have been a lot of changes in the reefing hobby in just the past few years including innovations in equipment such as controllable DC pumps, LED lighting, plus computers that automate and run our tanks. Even our approach and...