Do Ice Cubes in the Black Tank Really Work?
Not so much, according to my latest testing... I know I'm supposed to be working on testing additives, but I had this idea and couldn't resist heading out to test it. I could never test all ...
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Harbor Freight has an inspection camera with a flexible tip Harbor Freight. I got one on sale years ago and on some RVs you can see part of the tank walls with it.
