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Can plastic be used for dining utensils?

No, there will be harmful substances, a little better than the number seven plastic.

Relative molecular weight is uncertain but usually high, solid, medium solid, pseudo-solid and sometimes liquid organic substances at room temperature. Has a range of softening or melting temperatures, has a tendency to flow under external forces, and is often shell-like when ruptured. Broadly refers to polymers or prepolymers used as a base material for plastics. Generally insoluble in water, soluble in organic solvents. According to the source can be divided into natural resins and synthetic resins; according to its processing behavior of different characteristics and thermoplastic resins and thermosetting resins.

Resins are divided into natural and synthetic resins. Natural resins are amorphous organic substances obtained from plant and animal secretions in nature, such as rosin, amber, wormwood, etc. Synthetic resins are made from simple organic substances. Synthetic resin refers to simple organic substances by chemical synthesis or some natural products obtained by chemical reaction of resin products, such as phenolic resins, PVC resins, etc., of which synthetic resins are the main components of plastics.