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waste management
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Which connector is used for cause and effect, not sequence?
As a result
Which connector can replace "after that" for variety?
Then
Which connector shows the next step after the first one?
Next
Which connector should we use at the last stage?
Finally
Which connector should we use at the start of the process?
First
Paper and plastic are separated because they have different _______.
density
The mixture becomes a _______ after water sprays.
wetted mixture
A _______ removes organic matter.
rotating drum
An _______ separates light and heavy materials.
air classifier
_______ are removed by an electromagnet.
Ferrous metals
The waste is shredded in a ______.
hammer mill
residue (zbytkový odpad)
Leftover material that cannot be recycled
density (hustota)
How heavy or light a material is compared to its size
organic matter (organická hmota)
Natural waste such as food scraps
wetted mixture (navlhčená směs)
Waste that has been sprayed with water
rotating drum (rotační buben)
A spinning cylinder that removes fine organic matter
air classifier (vzduchový třídič)
A machine that separates heavy and light materials using air
ferrous metals (železné kovy)
Iron and steel materials attracted by a magnet
hammer mill (kladivový mlýn/drtič)
A machine that shreds waste into small pieces
What is one benefit of this recycling process?
It reduces landfill and recycles useful materials
What happens in the final air classifier?
Plastic rises while wet paper falls
Why is the waste sprayed with water?
To give paper and plastic different densities
Which stage removes organic matter?
The rotating drum
Which materials are separated in the first air classifier?
High density and low density materials
Why is magnetism used to remove metals?
Because it attracts ferrous metals like iron and steel
What happens to the waste in the hammer mill?
The waste is shredded into smaller pieces
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