Is there a mess of power boards and innumerable plugs for the number of electric gadgets? How can you tell which belongs to which? This is especially important when conducting water changes where you for want the heater to crack if the water level gets too low, or when treating fishes in the tank when you need to turn off the UV to prevent rapid breakdown of the drug? Of course, for this might not be a problem for fish owners because we can usually work out what’s what by trial and error, plugging and unplugging each one in turn. But what if you’re not going to be home for some time and require your partner or house mate to unplug something for you?
I’ve come up with a simple solution to your issue. Just use a liquid correction orn
