The Technology Process

Impact of Plastic Bags

How is Plastic Made?

Plastic Manufacturing Processes

The importance of trees

Why trees? (video)

Where the energy comes from

3º ESO. Unit 2: Plastics

Unit 2 Plastics from ffergall

History of electricity

Introduction to electricity

Structures

Strucutres 1 Eso from hebergf

Struggle in the Amazon: The Clash between Energy and the Environment

Metals

Open publication - Free publishing - More metals

energy and climate change

Electricity generation

Energy

Energy Unit if 3 ESO Technology from hebergf

Unit 3. Building Materials (3º ESO)

Unit3.BuildingMaterials

Salvemos los bosques

Materials for technical use: Wood

1 ESO technology wood Unit from hebergf

Plásticos comodities (Por Gastón Bianco)

Comodities on Prezi