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41Peru — Peruvian /peuh rooh vee euhn/, adj., n. /peuh rooh /, n. 1. Spanish, Perú /pe rddooh /. a republic in W South America. 24,949,512; 496,222 sq. mi. (1,285,215 sq. km). Cap.: Lima. 2. a city in N central Indiana. 13,764. 3. a city in N Illinois. 10 …
42Ancient Egypt — was an ancient civilization in eastern North Africa, concentrated along the lower reaches of the Nile River in what is now the modern nation of Egypt. The civilization began around 3150 BC [Only after 664 BC are dates secure. See Egyptian… …
43Safe sex — is sexual activity engaged in by people who have taken precautions to protect themselves against sexually transmitted diseases (STDs) such as AIDS.[1] It is also referred to as safer sex or protected sex, while unsafe or unprotected sex i …
44List of oldest companies — This list of the oldest companies includes brands and companies, excluding associations, educational, government or religious organisations. This list is taken from one restricted and geographically biased source, and because of the difficulty… …
45Leonarda Cianciulli — Pansardi (November 14, 1893 October 15, 1970) was an Italian serial killer who murdered three women in Correggio between 1939 and 1940. Early life Cianciulli was born in Avellino. In 1914 she married a registry office clerk, Raffaele Pansardi,… …
46catalysis — catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… …
47chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… …
48Economy of Dominica — Agriculture, with bananas as the principal crop, is still Dominica s economic mainstay. Banana production employs, directly or indirectly, upwards of one third of the work force. This sector is highly vulnerable to weather conditions and to… …
49Oil palm — African Oil Palm (Elaeis guineensis) Scientific classification Kingdom: Plantae …
50Froth flotation — Diagram of a cylindrical froth flotation cell with camera and light used in image analysis of the froth surface. Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. This is used in several processing… …
