Assertion: mortar | /r/MadeOf | portland cement
Facets:
Source sentences:
text: Mortar is made of Portland cement, sand and water.
text: Here’s what you have to remember: mortar that is made with portland cement—in any amount—does not release moisture easily.
text: Mortar made of Portland cement, as is used in brick walls, patios, and fireplaces, cures to 60 percent of its potential full strength within 24 hours.