Chapter 5: Chemicals for Consumers

This Chapter is about the application of chemistry in the industry. First as cleansing agent, then as food additive and finally medicine. Let's embark on a wonderful journey together.

This history of soap is one of a kind. Lets have a look!

Key words: ashes of plants, sodium carbonate and potassium carbonate

The ashes of plants were boiled with lime (calcium oxide) to produce caustic potash (potassium hydroxide). Then this caustic potash is boiled with animal fats to produce soap.

ACTIVITY ONE: THE KEY PEOPLE IN SOAP INDUSTRY. Michel Chevreul and Ernest Solvay - the Solvay process.

Read the following link and produce an online brochure about the history of soap making. View the following link for information assistance.

You may use the following link to do your brochure. Submit in Edmodo.


Saponification is the process of making soap. Soap is basically sodium or potassium salt of long chain fatty acid. They look a lot like this....