Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by property]
6. acid

Anotations

Scope note:

A carboxylic acid found naturally in ants and stinging nettles, formic acid is used industrially in textile dyeing, leather tanning, and in the manufacture of insecticides and other products. Formic acid is also encountered as a corrosive agent, deleterious to metals.