Welcome to LBS 171L- Lab 7


Soap making

The process of soap-making goes far back in history.  Most people who have made soap throughout the centuries have had no idea what is occurring; they simply made soap through trial and error, lots of luck and governing superstitions .....



As the world population continues to grow, the demand for energy worldwide will continue to increase. Fuels we have historically used such as gasoline and traditional diesel fuel continue to be depleted, and subject to price gouging by world oil suppliers. We must look now for alternative energy sources able to supply us with energy in the years to come.
            One possible alternative is biodiesel fuel.....

Biodiesel Analysis

There are a number of different methods that you can use in the lab to analyze the biodiesel you have made.  Here is a brief brief description of what each method can do and a brief synopsis of how it can be done.....

Terms Definition
Emulsions a two phase system of immiscible liquids in which one liquid is dispersed in the other in the form of microscopic droplets .


Analysis of Biodiesel

You can find a Power Point presentation on the methods available for the analysis of biodiesel here.

See how to interperet the GC-MS reports here.




 Grading Rubric

Lab 7
Picture of a corn fieldPicture of corn /


Biodiesl product