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3 Questions
1
What waste material can be used in construction and outperforms concrete?
A.
Glass
B.
Plastic
C.
Compost
2
What is one of the main problems that new recyclable construction materials face from regulatory standards?
A.
They are not recognised
B.
They are illegal
C.
They are expensive
3
How much of all construction materials end up in landfills in South Africa?
A.
5%
B.
10%
C.
25%
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