Drain and oven cleaners, toilet cleaners, kitchen cleansers, dishwashing liquid, floor and grout cleaners: The shelves in drugstores and supermarkets are full of products designed to make our ...

Mix a 1/4 cup of citric acid and baking soda, pour it down the drain, and then pour boiling water over it. This will create a volcano like effect, with a lot of bubbling and a lot of steam ...

Production of carbon dioxide from reaction of citric acid and baking soda ...

"Soft soap, baking soda and citric acid," says Iris von Stephanitz, listing common cleansing agents that can do the job. "And if it has to be harder, pure soda and vinegar." Stephanitz ...