Vocabulary 1
It is fur from sheeps
wool
Crowns and jewellery are usually made of it.
Gold
In general, this is everything obtained from underground mining
precious metals like gold, silver, iron
They are made of rubber and they make cars run.
What are tyres?
They are things found in nature that we can transform into usable products.
What are raw materials?
you make belts, gloves, very expensive colothes, and it comes from animals.
leather
Many buildings are made of it, such as the Eiffel Tower.
What is iron?
It is an underground rock that we use to produce energy.
What is coal?
In how many and in what categories are organised raw materials?
3 categories: vegetable based, mineral based, animal based.
18th century
We can get it from a tropical tree scratching it.
rubber
Pipes and wires are usually made of it. Its color is orange.
What is copper?
It is used to cover the roofs of buildings in some parts of Europe.
concrete
What are the negative sides of manifacturing?
Pollution, use of pesticides, waste materials that harm the ecosystem.
Some examples of materials working processes are:
Welding, forging, Casting, Drawing, Extrusion
They are composed by different things such as wood, cork, vegetal coal...
vegetable-based raw materials
It is a metal resource. We use its name as synonym of a coin in the USA and we can find it in Russia.
What is nickel?
Cotton, Cork, Wood
examples of animal based raw materials
Make a List of some examples of mineral based raw materials
Gold, Silver, Copper, Aluminium, Lead.
It is a fibre which fabrics are made of.
cotton
How manifacturing pocess changed?
They changed due to Industrial revolution, that made materials working process automatised and mechanised.
Why do men create processed materials?
to improve quality of life and to satisfy human needs
Aluminium is used to manufacture lots of thing. For example, the cover of cars. How do we say that?
What is the bodywork for cars?
what is a processed materials?
it is a material that comes from nature, subjected to a series of transformation like manifacturing processes.