crude mineral oil
101List of IARC Group 3 carcinogens — Substances, mixtures and exposure circumstances in this list have been classified by the IARC as Group 3: The agent (mixture or exposure circumstance) is not classifiable as to its carcinogenicity to humans. This category is used most commonly… …
102Livorno — /lee vawrdd naw/, n. a seaport in W Italy on the Ligurian Sea. 177,526. English, Leghorn. * * * English Leghorn City (pop., 2001 prelim.: 148,143), Tuscany region, central Italy, on the Ligurian Sea. Originally a fishing village, it came under… …
103centrifuge — centrifugation /sen trif yeuh gay sheuhn, trif euh /, n. /sen treuh fyoohj /, n., v., centrifuged, centrifuging. n. 1. an apparatus that rotates at high speed and by centrifugal force separates substances of different densities, as milk and cream …
104Leyden jar — The Leyden jar is a simple device that stores static electricity in large amounts. It was invented in 1745 by Pieter van Musschenbroek (1692–1761), in Leiden, The Netherlands. It was the original form of the capacitor. The Leyden jar was used to… …
105Go equipment — refers to the objects which are necessary in order to play the game of Go. Although the equipment is simple, there is a varying degree of quality and material used in making the equipment, from the economical to the extremely valuable. HistoryThe …
106neodymium — /nee oh dim ee euhm/, n. Chem. a rare earth, metallic, trivalent element occurring with cerium and other rare earth metals, and having rose colored to violet colored salts. Symbol: Nd; at. wt.: 144.24; at. no.: 60; sp. gr.: 6.9 at 20°C. [1880 85; …
107taxation — taxational, adj. /tak say sheuhn/, n. 1. the act of taxing. 2. the fact of being taxed. 3. a tax imposed. 4. the revenue raised by taxes. [1250 1300; < ML taxation (s. of taxatio) an appraising (see TAX, ATION); r. ME taxacioun < AF < ML, as… …
108Economy of Qatar — [ mineral resources of Qatar.] Petroleum is the cornerstone of Qatar s economy and accounts for more than 70% of total government revenue, more than 60% of gross domestic product, and roughly 85% of export earnings. Proved oil reserves of 15… …
109Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
110cañada — /keuhn yah deuh, yad euh/, n. Chiefly Western U.S. 1. a dry riverbed. 2. a small, deep canyon. [1840 50; < Sp, equiv. to cañ(a) CANE + ada n. suffix] * * * Canada Introduction Canada Background: A land of vast distances and rich natural resources …
