Engineers used the glue-like substance to build .................... homes instead of .......... bricks
sustainable - traditional
Give reasons: Soil scientists and engineers hope to stop using traditional bricks and concrete in building houses.
because they need large amount of energy and produce a lot amount of pollution
What happens to ...? The sea water if industrial water is thrown into the sea without treatment.
the sea water will be polluted
The part of the soil which is used to make glue-like substance that bind the materials together is .................... which is found beneath .....................
subsoil - topsoil
The glue-like substance which is used to bind building materials together is formed by ............................ change of the ...........................
chemical - soil
To produce traditional bricks and cement, a lot of ........................ is required and a lot of ....................... is produced
energy - pollution
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