replying to zcarenow, Nick wrote:
Hello
Muriatic acid is very toxic for you............. After the usage, it will end
up in the environment, it will not vanish.So vinegar and baking soda works
also; but you need to emptied as much as possible the toilet and scrub with
green scrubbing pad

--
for full context, visit https://www.homeownershub.com/mainte...et-169783-.htm