6736722
Pregunta 1
Pregunta
When rain and snow accumulate on brickwork, they can saturate the wall and create ideal conditions for [blank_start]efflorescence[blank_end].
Respuesta
-
efflorescence
-
inflorescence
-
exflorescence
Pregunta 2
Pregunta
Allowing brickwork to get wet can lead to the [blank_start]leaching[blank_end] of lime from the mortar joints.
Respuesta
-
leaching
-
leaking
-
loss
Pregunta 3
Pregunta
How can frost damage new brickwork if it is allowed to get wet?
Respuesta
-
Water in the brickwork can freeze and crack the bricks.
-
Frost on the brickwork can cause efflorescence.
-
A heavy frost can cause the brickwork to lean to one side.
Pregunta 4
Pregunta
If you cover new brickwork with polythene sheeting, why do you need to leave a gap?
Respuesta
-
To make sure the brickwork can breathe.
-
To allow you to see if the brickwork is drying out OK.
-
To allow a space for you to lay your tools.
Pregunta 5
Pregunta
In frosty months what should you use to protect the brickwork?
Respuesta
-
A sheet of hessian
-
A roll of carpet
Pregunta 6
Pregunta
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]
Respuesta
-
tide mark.
-
tile mark.
-
tied mark.
¿Quieres crear tus propios Tests gratis con GoConqr? Más información.