Lye is the common name of various alkaline solutions, including soda lye (a solution of sodium hydroxide) and potash lye (a solution of potassium hydroxide). [1][2] Lyes are used as cleaning …

Mar 9, 2026 · Lye is a powerful alkali used in soap, food, and industry—but it can cause serious burns. Here’s how it works and how to handle it safely.

Jun 10, 2026 · Lye is an alkaline solution that's often used for washing, making soaps, and curing certain foods.

May 21, 2026 · Lye Soap Recipe made easy — proven steps, safe handling tips, and natural ingredients. Start making your own soap bars at home today.

Sodium hydroxide, also known as caustic soda and, more generically, as lye, [2][3] is an inorganic compound with the formula NaOH. It is a white solid ionic compound consisting of sodium cations …

Aug 22, 2024 · Caustic soda, also known as lye, is a chemical used in cleaning products, soap-making, and unclogging drains, but you have to handle it carefully.

Nov 13, 2024 · Learn how to make lye the old-fashioned way, using hardwood ashes and rainwater. The process is somewhat intricate and time-consuming.

Nov 19, 2025 · Lye is a common name for highly corrosive alkaline chemicals, primarily composed of either sodium hydroxide (NaOH) or potassium hydroxide (KOH). Both are strong bases. Lye’s …

Dec 10, 2025 · Lye is a powerful and versatile chemical compound that has been used for centuries in various industries, from soap-making to food processing. Understanding what is lye and its …

Feb 2, 2019 · Working with lye can be intimidating, especially if you don't know what it is or how to work with it. What, exactly, is lye? & can you make soap without it?