phosphoric

Everyday

1. (chemistry) Containing phosphorus, especially in "phosphoric acid", a chemical used in fertilisers, rust remover and some fizzy drinks like cola. tree →
2. Glowing like phosphorus (old, rare). tree →

In the lessons

In chemistry and health lessons, phosphoric acid gives cola its sharp taste and can harm tooth enamel if you drink too much. Farmers use fertilisers made from phosphoric acid to help plants grow.

Examples

• Cola contains phosphoric acid. tree →
• Phosphoric acid can remove rust from metal. tree →
• Too many fizzy drinks with phosphoric acid can damage teeth. tree →
• Fertiliser factories use phosphoric acid. tree →
• The label lists phosphoric acid as an ingredient. tree →
• Phosphoric acid is made from phosphorus. tree →

Note

Adjective, mostly in "phosphoric acid". Pronounced "fos-FOR-ik". Related: phosphorus (a chemical element that glows), phosphate. Safety: acids can burn; never mix chemicals at home.