Cennik Zaloguj się Zarejestruj się

Kategorie: Wszystkie - materials - elements - rubber - manufacturing

przez mack1520 mack1520 3 lat temu

250

Mechanical pencil

Mechanical pencil

Więcej takich

Design for student centered learning

Design for student centered learning

przez Kat Madison

Plastic Water Bottles

Plastic water bottles are cheap and convenient products, but their production and waste have detrimental environmental costs.

Plastic Water Bottles Plastic water bottles are cheap and convenient products, but their production and waste have detrimental environmental costs.

przez Sabeh Ayoun Abdul Rahman

50's Fashion

50's Fashion

przez Shannon Hart

Curation in Education: Great Examples

Curation in Education: Great Examples

przez Robin Good

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