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3 votes
What impurities did you remove from the soap by washing it with cold water?

User Somalia
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2 Answers

1 vote
ethanol, and the boiling stones, sodium, and I think hydroxide was also one of them.
User Nstoitsev
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2 votes
The impurities that were removed include sodium hydroxide, ethanol, and the boiling stones.
User Jarrod Nettles
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