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Traces the history of the evolution of the English road since its prehistoric beginnings - from the time when the Ridgeway Path was the trunk route between the Bristol and English Channels; through the Roman...
Discusses crude oil, its properties and products that can be made from it. Archive film outlines the history of oil refineries. The main section consists of a non-technical survey of refinery techniques:...
Shows some 30 insects and their beneficial or harmful effects. Emphasises the desert locust and its organised scientific control. The film is valuable for its exceptionally good visual material which shows...
A survey of modern techniques and equipment used by geologists to visualise underground geological formations in order to help locate reserves of oil and gas. Shows seismic and magnetic surveys in operation...
The Far North Liquids and Associated Gas Systems or FLAGS is an Esso/Shell joint venture. Gives a detailed account of how the 450-kilometre-long pipeline was laid in the North Sea in waters 150 meters deep...
Assesses the causes and effects of destroying tropical rainforests. Rural families of the Third World need firewood for fuel and timber is a valuable currency earner. Describes the efforts being made...
An account of the formation of a hydrocarbon reservoir. Describes ways in which water erodes rock for sedimentary basins. Shows partially decayed material (plankton, bacteria, dead animals) from hydrocarbon...
Examines why many of the rural population in the Third World face a perpetual struggle to provide enough food, due partly to the an adverse climate and unsuitable agricultural land. The problem is compounded...
Traces the development of the gear from the first recorded use in a crude form over two thousand years ago to its widespread use in many forms today. A lever is a means of transferring power. The gear wheel...
Shows how the sea is used by different professions. Follows the working routine of a crofter fisherman, a tanker pilot, and the lecturer in maritime geography as they carry out their professions afloat and...
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