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Extracción de las materias primas.
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Published on Jan 15, 2016
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PRESENTATION OUTLINE
1.
Extracción de las materias primas.
By. Hanny.
Photo by
Ecopapel
2.
Algunos ejemplos de materias primas:
De origen vegetal..
De origen animal.
De origen mineral.
Liquido o gaseoso.
Fosil.
3.
Origen vegetal.
La madera, algodón lino, etc.
Photo by
.Bambo.
4.
Origen Animal.
Bovinos,Porcinos,Aves,Peces,Equinos, etc.
Photo by
Travis S.
5.
Origen Mineral
Hierro,Oro,Cobre,Mármol.
Photo by
Feffef
6.
Untitled Slide
Hanny Ortega
https://www.facebook.com/hanniel.ortega
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