Let's face it, it's not like Baking Soda can't do anything on it's own. By itself, it's a fantastic deodorizer. Pouring a little bit in your trash can should minimize unpleasant odors from it.
However, it does always work better when it works with others.
From cooking, to science school project volcano eruptions, to cleaning, it's always worthwhile to have baking soda on hand.
Whether you're mixing it with vinegar, lemon, or hot water, or a mix of all 3 as a surface cleaner, its uses and effectivity just exponentially increases.
You can make a paste by mixing it with cold water, and use it as a gentle scouring agent for steel materials.
You can mix it and form a paste with warm water, and use it on silver to remove the tarnish when the silver is in contact with a piece of aluminium foil, with the instructions on this site (https://archive.md/20120731071117/http://scifun.chem.wisc.edu/homeexpts/TARNISH.html):
Mixing it with warm water, it can help remove the wax coating from store-bought fruits and vegetables.
Pour ½ cup baking soda followed by ½ cup vinegar down the drain. Let fizz. Pour 6 cups of hot water down the drain, to clean it.
These are just a few of the ways you can use it, both by itself!
(not sponsored by arm and hammer. as usual, it's the first photo we found. )