Search for ""

Displaying 141-160 of 821 results
Article

Arthritis Society

The Arthritis Society is the only registered nonprofit agency in Canada devoted solely to funding and promoting arthritis research, patient care and public education. The Canadian Arthritis and Rheumatism Society, as the society was called until 1977, was founded on 14 October 1947.

Article

Medical Anthropology

Medical anthropology is the study of interactions between culture and health. Medical anthropologists are interested in how a person's cultural background influences his or her experiences with health, illness and medical systems.

Article

Manufacturing in Canada

Manufacturing is a critical component of Canada’s economy. The production, sale and distribution of finished products contribute to consumer and labour markets, and secure Canada’s position as an economic leader among developed nations. Major, medium-sized and small manufacturers produce goods used by Canadians and contribute to the revenue gained from the export of goods to other countries. Since the early 2000s, the manufacturing sector in Canada has declined significantly in response to changes in the global economy and fewer regulatory controls over Canadian products (see Free Trade; Globalization). The composition and structure of the Canadian manufacturing industry is transitioning in response to these changes, aiming to produce new goods that are in greater demand.

Article

Iron Ore

Its most important mineral forms are magnetite (Fe3O4, 72.4% Fe), hematite (Fe2O3, 69.9% Fe) and siderite (FeCO3, 48.29% Fe). In Brazil, some ore that contains practically no other minerals can grade as high as 68% Fe, but the crude ore mined in Canada grades between 30 and 44% Fe.

Article

Canadarm

The Canadarm was a remote-controlled mechanical arm, also known as the Shuttle Remote Manipulator System (SRMS). During its 30-year career with NASA’s Space Shuttle Program, the robotic arm deployed, captured and repaired satellites, positioned astronauts, maintained equipment, and moved cargo.

Article

Canadair Challenger

Canadair Challenger, corporate executive aircraft developed and built in Canada. Exhaustive testing resulted in an advanced wing design, broad body and quiet, efficient engines. It carries up to 19 passengers at a normal cruise speed of 819 km/h.

Article

Cadmium

Cadmium (Cd) is a soft, ductile, silvery white metal that melts at 320.9°C and is present in the earth's crust at 0.1-0.5 parts per million. The most common cadmium MINERAL, greenockite (CdS), is generally found in zinc-bearing ores and is recovered as a by-product during processing.

Article

Opting-Out

Opting-Out originated as a device by which one or more provinces choose not to participate in a federal-provincial shared cost program; instead the province receives direct payment (in cash or tax room) of funds which would have been spent there.

Article

Alberta Research Council

The Alberta Research Council, the oldest provincial research organization, was established by order-in-council as the Scientific and Industrial Research Council of Alberta in 1921. Instrumental in founding the organization were J.L. COTÉ, provincial secretary, and H.M.

Article

Food Additives

Consumers normally consider that the term "food additive" refers to almost all substances, primarily chemical in nature, added to foods during production, manufacture, packaging or storage.

Article

Lightning

As a thunderstorm grows, or a mature storm approaches, this electric field is reversed. In general, the lower part of a cloud is negatively charged; the upper portions, positively charged. A further positive charge is induced on the Earth's surface below a thunderstorm.

Article

Lighting

From earliest times it has been recognized that artificial light prolongs daytime activities. Relaxation and social interaction necessarily occurred after the day's work was done; therefore, indoor lighting has always had a special association with this aspect of living.

Article

Linguistics

Linguistics is the study of language. Language accompanies almost all human activities, and is the medium for many of them.

Article

Lead

Lead is extracted from mined ores containing zinc, silver and minor amounts of copper. It is also recovered from recycled materials; more than 50% of world metal production comes from recycling, making lead one of the most recycled metals in the world.

Article

Biogeography

Ecology is subdivided into 3 fields of study: autecology (relations of individual species or populations to their milieu), synecology (composition of living communities) and dynecology (processes of change in related communities).

Article

McKee Trophy

 McKee Trophy, award given annually for contribution to the advancement of Canadian aviation. It was donated by J. Dalzell McKee, an American sportsman pilot, who completed the first flight of a seaplane across Canada in 1926.