Description

Removal of Rust:
One of the most common phosphoric acid uses is to remove rust from surfaces of metals. Phosphoric acid can be used as a rust converter with the help of direct application to rusted iron, or steel tools and other rusted surfaces.

Use in Processed Food:
Phosphoric acid is used as an additive to acidify foods and beverages like various colas. This use has managed to stir up a controversy regarding the health effects that this may have on the human body. It provides a tangy or a sour taste and being a mass produced chemical, it is available in large quantities easily.