Category Archives: Chemistry

Extracting Potash

After a sweltering hiatus due to warm weather on and after Thanksgiving, winter is finally back to the old school, so this means that we can continue our winter chemistry experiments over the wood stove. We like extracting chemicals from things around us, so we’ll start with potash, which is derived from wood ashes (1).

Introducing Caveman Chemistry

It’s the holiday season at the Old School, and this means it is finally cool enough for those chemistry projects we’ve been looking forward to all year long, including those best done over a nice fire in the wood stove. Our favorite book to guide these experiments is Caveman Chemistry, by Dr. Kevin Dunn. Dr. […]