Differentiation should include
- identifying applications, strengths, and use of the most commonly used mortars—M, S, N, O, and K
- describing additives used in masonry mortars (e.g., aggregates, accelerators, retardants, water-repellant agents, colors, air-entraining agents).
Process/Skill Questions:
- What are the types of masonry mortars?
- What accounts for the differences in masonry mortars?