production materials
preferred label: مواد تولید @fa
type: Concept
narrower: preservative

food preservation
preferred label: نگهداری مواد غذایی @fa
type: Concept
related: preservative

wood processing
preferred label: پرداخت چوب @fa
type: Concept
related: preservative

manufactured product
preferred label: محصول تولیدی @fa
type: Concept
narrower: preservative

preservative
broader: manufactured product
broader: chemical product
broader: production materials
alternative label: food preservatives
preferred label: ماده جلوگیری @fa
type: Concept
related: food additive
related: food preservation
related: wood processing
scope note: food preservatives

chemical product
preferred label: محصول شیمیایی @fa
type: Concept
narrower: preservative

food additive
preferred label: افزودنی غذا @fa
type: Concept
related: preservative