or gueâ¢rilâ¢la. a member of a band of irregular soldiers engaged in guerrilla warfare. guerra war 1)]. , gorilla-Guerrilla is from a Spanish diminutive of guerra, war, and refers to a soldier of an independent armed resistance force; gorilla is the ape.
Efflorescence is a crystalline deposit of water-soluble salts left on the surface of masonry and concrete as the water evaporates. Efflorescence is a partner of Sweating Slab Syndrome. This article is intended to address only efflorescence in concrete floors and more specifically, secondary efflorescence.
Time: 00:52. Learn about the basic ingredients of concrete, mix designs, and types of cement. Learn about the basic ingredients of concrete, mix designs, and types of cement. Contrary to popular belief, concrete and cement are not the same thing; cement is actually just a component of concrete.Concrete is made up of three basic components: water, aggregate (rock, sand, or gravel) and Portland cement.Cement, usually in powder form, acts as a binding agent when mixed with water and aggregates. This combination, or concrete mix, will be poured and harden into the durable material with which we are all familiar.. The concrete mix is workable. It can be placed and consolidated properly by yourself or your workmen. 2. Desired qualities of the hardened concrete are met: for example, resistance to freezing and thawing and deicing chemicals, watertightness (low permeability) , wear resistance, and strength.