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Categorías: Todo - materials - elements - rubber - manufacturing

por mack1520 mack1520 hace 3 años

241

Mechanical pencil

Mechanical pencil

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Skateboard

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Mechanical pencil

Electricity

Clay

Water

Alum

Flour

Graphite

Chemicals

Natural Graphite

Metal

Iron

Carbon

Rubber

Rubber Tree

Latex

plastic

Crude oil

Salt

Cellulose

Natural gas

Coal