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3 Questions
1
How much of all construction materials end up in landfills in South Africa?
A.
5%
B.
10%
C.
25%
2
What are South Africa's CO₂ emissions (metric tons per capita)
A.
7.5
B.
0.8
C.
0.3
3
What waste material can be used in construction and outperforms concrete?
A.
Glass
B.
Plastic
C.
Compost
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