Soap making is made possible by a chemistry reaction called saponification. The highly reactive substances used for this, commonly referred to as lye, are potassium hydroxide and/or sodium hydroxide.

it has been making Aleppo soap since 1945. The soaps are made primarily of natural olive oil which is boiled in a large vat with water, lye, and laurel oil. The ingredients are boiled for three ...

Learn how to make your own homemade tallow soap WITHOUT lye! This recipe is easy to follow, only requires 2 ingredients and ...

Q: Why is your definition of "super fat" different than "lye discount". Aren't they the same thing ... If you take a recipe that makes 500g of soap and use it to make 500 lbs of soap all of the ...

Making homemade soap costs about $7 per loaf, on the other hand. Oils and lye are required to make this process possible. Several more expensive oils and butters are used in one of my favorite recipes ...

Soap-making saw further advancements with ashes ... true soap—capable of producing foam—became possible with an improved understanding of lye, a strong alkaline solution. While the exact origin of ...

A UNESCO Heritage with Global Appeal The UNESCO-protected tradition of Aleppo soapmaking, dating back thousands of years, represents one of humanity's earliest successful formulations ...

An ancient soap-making tradition in the Israeli-occupied West Bank has been added to the UNESCO list of Intangible Cultural Heritage. NPR visits one of the oldest soap factories in the city of Nablus.

Three simple ingredients - olive oil, water and lye - have been combined for centuries to make soap in the Palestinian city of Nablus in the Israeli-occupied West Bank. The city has become known ...