One of the most popular uses for bicarbonate of soda is to deodorize your refrigerator. Just place an open container inside, stir every couple of weeks, replace it every couple of months.
Wearing a plaster cast on a broken bone can be miserable any time of the year. But it always seems to itch and rub more in the summer time when the weather is hot and sticky. To help relive the itchiness, use a hair dryer set on the coolest setting to blow bicarbonate soda into the cast. This works best if you have someone to help you.
If you have burned yourself cooking, a quick splash of vinegar on the burn will prevent blistering in that area.
Dental Floss is handy to quieten a dripping tap. Tie one end of the floss around the tap and the other end of the dental floss down the drain. The drips travel along the thread instead of making that obnoxious drip dropping sound. It will save your sanity until you find a handyman/plumber.
If you’re an avid pianist, then your piano becomes filthy easily. Keep the keys prim and proper by cleaning them with toothpaste and a toothbrush. Afterwards, wipe them down with a damp cloth. If your piano keys are coated with ivory, it makes perfect sense to maintain them with toothpaste since ivory is essentially elephant teeth. But it will work just as well on modern pianos, whose keys are covered with plastic