Sabrá cuándo el concreto está listo para el acabado porque _____.
a. tendrá un aspecto brillante
b. tendrá una capa delgada de
agua de exudación
c. estará lo suficientemente
duro, de modo que una
persona sólo dejará leves
huellas
d. estará duro y completa-
mente seco
Answer: C
Trades & Technology
You might also like to view...
What color is diesel fuel dyed if it is for off-road use only?
A) Blue B) Green C) Yellow D) Red
Trades & Technology
What color are the airbag connectors and conduit?
A) Blue B) Yellow C) Red D) Orange
Trades & Technology
__________ are devices that, when in place, prevent the accidental energizing of equipment.
A. Lockout devices B. OSHA devices C. Tagout devices D. Warning devices
Trades & Technology
What is the driving force for (a) heat transfer, (b) electric current flow, and (c) fluid flow?
What will be an ideal response?
Trades & Technology