Different test tubes with hydrochloric-acid inside. Blue, red and yellow liquid. Placed on a periodic table.

What is Hydrochloric Acid?

Filkaline > 2019 > September Hydrochloric acid (HCl) is a strong corrosive aqueous solution. Discovered in about 800 AD by alchemists, it is strong-smelling, colorless or slightly yellow inorganic acid with a pH range of 1−3 (very acidic). How to make Hydrochloric Acid? In the human body, the cells lining the stomach wall make hydrochloric […]

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