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.
Properties of Concrete ïº Concrete is an artificial conglomerate stone made essentially of Portland cement, water, and aggregates. Properties of Concrete ïºWhile cement in one form or another has been around for centuries, the type we use was invented in 1824 in Britain.roperties of Concrete ïºPortland cement is produced by mixing ground limestone, clay or shale, sand and iron ore. ïºThis mixture is heated in a rotary kiln to temperatures as high as 1 600 degrees Celsiushigh as 1,600 degrees Celsius.