How harmful is caustic soda?
If you have got sodium hydroxide on your skin, remove soiled clothing (not over the head), wash the affected area with lukewarm water and soap for at least 10 – 15 minutes and seek medical advice.
When the combination starts fizzing, pour it into the clogged drain.
kastik soda ’s this fizzing that helps in eradicating the grime, hair and gunk construct-up within the pipes/drain. Note that the combination must be given some time to work- perhaps an hour or even in a single day.
- Make positive the flange is extended (it can fold up into the boot), then lower the plunger into the toilet at an angle so the boot fills with water and isn’t trapping air.
- Next, add https://thechemco.com/chemical/caustic-soda/ -3 spoons of dishwashing detergent to the combo and leave it for 20 minutes.

How long does it take for caustic soda to work?
Caustic soda, aka sodium hydroxide or NaOH, is vicious stuff. It will not attack chrome or plastic. It will attack aluminium and anything organic with a vengence. It is also one of the few chemicals that can attack glass - but only very slowly.