My great aunt relied on Baking Soda for all things difficult to cure or difficult to clean and everything in-between.
For indigestion she would take a half-teaspoon each of Apple Cider Vinegar and Baking Soda in a glass of water ~ mix well before drinking. It was great for a headache or an upset stomach.
They say that there will be sun ~ if you overdo and get sunburned ~ take a cool shower to stop cooking. Then mix equal parts of baking soda and cornstarch ~ adding water to make a paste. Gently apply the paste to painful areas. You could also add the baking soda and cornstarch to cool bathwater and soak in it to relieve any pain.
Baking Soda is such a versatile product; if you have tips involving uses for Baking Soda, please write in and share them with all of us.
This tip is from my favorite set designer: Give wood a weathered look by adding two cups of baking soda to one gallon of water. Use a stiff brush to spread it onto the wood. Work in the direction of the grain. Let it sit for an hour then rinse with cool water