coarse concrete
71Root — This article is about the part of a plant. For other uses, see Root (disambiguation). Primary and secondary roots in a cotton plant In vascular plants, the root is the organ of a plant that typically lies below the surface of the soil. This is… …
72Motion picture rating system — Parental Guidance redirects here. For the Singaporean TV series, see Parental Guidance (TV series). For the Judas Priest song, see Parental Guidance (song). A motion picture rating system is designated to classify films with regard to suitability …
73Mixture — For other uses, see Mix (disambiguation). In chemistry, a mixture is a material system made up by two or more different substances which are mixed together but are not combined chemically. Mixture refers to the physical combination of two or more …
74Sandcrete — is a building material.It is made of portland cement and sand in a ratio of circa 1:8, so it is similar but weaker than mortar, for which the ratio is circa 1:5.Sandcrete is usually used as hollow rectangular blocks, often 45 cm wide, 15 cm thick …
75coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… …
76Passion Plays — • The modern drama does not originate in the ancient, but in the religious plays of the Middle Ages, themselves an outcome of the liturgy of the Church. . . Catholic Encyclopedia. Kevin Knight. 2006. Passion Plays Passion Plays …
77Roman Empire — For other senses of the term, see Roman Empire (disambiguation). Imperium Romanum redirects here. For the video game, see Imperium Romanum (video game). Roman Empire Senatus Populusque Romanus (SPQR) The Senate and …
78Roman Republic — See also: Roman Republic (18th century) and Roman Republic (19th century) Roman Republic Official name (as on coins): Roma after ca. 100 BC: Senatus PopulusQue Romanus ( The Senate and People of Rome ) …
79Culture of ancient Rome — Julius Caesar, from the bust in the British Museum, in Cassell s History of England (1902). Ancient Roman culture existed throughout the almost 1200 year history of the …
80Climate of India — …
