Both of those citric acid and acetic acid are weak acids. Oxalic acid is usually a more robust acid that’s from time to time used as being a rust remover. Sodium bisulphate, hydrochloric acid and sulfuric acid are even more robust acids that are sometimes included in rest room cleaners. https://whichcleaningagentisalkal96161.imblogs.net/78932038/clean-af-alkaline-formula-things-to-know-before-you-buy