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Frage 1
Frage
When rain and snow accumulate on brickwork, they can saturate the wall and create ideal conditions for [blank_start]efflorescence[blank_end].
Antworten
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efflorescence
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inflorescence
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exflorescence
Frage 2
Frage
Allowing brickwork to get wet can lead to the [blank_start]leaching[blank_end] of lime from the mortar joints.
Antworten
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leaching
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leaking
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loss
Frage 3
Frage
How can frost damage new brickwork if it is allowed to get wet?
Antworten
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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.
Frage 4
Frage
If you cover new brickwork with polythene sheeting, why do you need to leave a gap?
Antworten
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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.
Frage 5
Frage
In frosty months what should you use to protect the brickwork?
Antworten
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A sheet of hessian
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A roll of carpet
Frage 6
Frage
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]
Antworten
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tide mark.
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tile mark.
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tied mark.
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