food-grade

Etymology
Compound of. Originally US.

Adjective

 * 1) Suitable for human or animal food.
 * 2) Permitted to be used with or to contact food; safe for use with or around food.
 * 1) Permitted to be used with or to contact food; safe for use with or around food.
 * 1) Permitted to be used with or to contact food; safe for use with or around food.