American Chemical Society
American Chemical Society: Development of Baking Powder
The invention of baking powder had a huge impact on bakers' ability to produce and distribute bread to large numbers of people. The history of this lowly ingredient is presented, along with a chemistry lesson plan for secondary students.
University of Houston
University of Houston: Engines of Our Ingenuity: Count Rumford
A transcript, from a syndicated radio broadcast, that discusses the life and scientific accomplishments of Count Rumford. An anecdotal account of Rumford's contribution to our understanding of heat. Contains a good deal of biographical...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Count Rumford
Sir Benjamin Thompson, Count Rumford (26 March 1753 - 21 August 1814) was an Anglo-American physicist and inventor whose challenges to established physical theory were part of the 19th century revolution in thermodynamics.