Baking soda - what a great kitchen helper. I use vinegar to clean my coffee pot. I make it about half vinegar and half water and run it through my coffee maker. Not to let good vinegar go to waste, I put the old baking soda in my bathroom drains, and pour the vinegar water on that and it will clean out the drains. I run at least 2 waters through the coffee pot and then pour the hot water down the drains. I almost never have clogs