6736722
Questão 1
Questão
When rain and snow accumulate on brickwork, they can saturate the wall and create ideal conditions for [blank_start]efflorescence[blank_end].
Responda
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efflorescence
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inflorescence
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exflorescence
Questão 2
Questão
Allowing brickwork to get wet can lead to the [blank_start]leaching[blank_end] of lime from the mortar joints.
Responda
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leaching
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leaking
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loss
Questão 3
Questão
How can frost damage new brickwork if it is allowed to get wet?
Responda
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Water in the brickwork can freeze and crack the bricks.
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Frost on the brickwork can cause efflorescence.
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A heavy frost can cause the brickwork to lean to one side.
Questão 4
Questão
If you cover new brickwork with polythene sheeting, why do you need to leave a gap?
Responda
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To make sure the brickwork can breathe.
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To allow you to see if the brickwork is drying out OK.
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To allow a space for you to lay your tools.
Questão 5
Questão
In frosty months what should you use to protect the brickwork?
Responda
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A sheet of hessian
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A roll of carpet
Questão 6
Questão
It is a good idea to turn back the scaffold board near the wall to stop splashing up and leaving a [blank_start]tide mark.[blank_end]
Responda
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tide mark.
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tile mark.
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tied mark.
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