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COI synopsis: A new divers’ lantern has a bulb which needs no cumbersome waterproof housing, and which can be changed underwater. Even when the bulb has been working for hours, it can be plunged into icy...
Planned obsolescence is the deliberate shortening of product life spans to guarantee consumer demand. PYRAMIDS OF WASTE (aka THE LIGHT BULB CONSPIRACY) combines investigative research and archive footage to...
BTF synopsis: piece spotlighting London Transport laboratories at Chiswick and Greenwich Power Station and the testing of paint durability. Tests done on light bulb life and axle stress too.
Pathe’s Database Entry for this item: "Date : 2/25/57 EMETT GS of Emett’s automatic home. MS Dummy seated in front of TV set. MS Dummy reacts as TV comes up to him and then recedes. BCU TV set in...
COI synopsis: A new divers lantern which needs no cumbersome waterproof housing.
COI synopsis: How does the flash in a flash bulb develop - and what happens to a bullet in flight? A mechanical camera filming ten thousand pictures per second and an electronic camera whose exposure is...
COI synopsis: The bulb fields of eastern England and Flower Parade, using tulip flower heads for the decorative floats.
COI synopsis: Bulb fields of Eastern England and the annual flower parade using tulip heads for the decorative floats.
Describes the design, manufacture and marketing of light bulbs. Two components, the tungsten filament in the household bulb and the alumina tube in the high-pressure sodium vapour lamp, are used as examples...
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