![Amazon.com: The Boyer Corporation Lye for Soap Making, Sodium Hydroxide Pure High Test Lye Food Grade, Caustic Soda, Drain Cleaner and Clog Remover, 2.2 lbs. : Health & Household Amazon.com: The Boyer Corporation Lye for Soap Making, Sodium Hydroxide Pure High Test Lye Food Grade, Caustic Soda, Drain Cleaner and Clog Remover, 2.2 lbs. : Health & Household](https://m.media-amazon.com/images/I/71eGlfZPXAL.jpg)
Amazon.com: The Boyer Corporation Lye for Soap Making, Sodium Hydroxide Pure High Test Lye Food Grade, Caustic Soda, Drain Cleaner and Clog Remover, 2.2 lbs. : Health & Household
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Calculating Water in Soap Recipes and Clarifying 'Lye Concentration' (a VERY techy soap talk) - YouTube
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