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The growing demand for drugs in UK prisons
Society, Politics & Law

The growing demand for drugs in UK prisons

...work in them. Chemical comforts Drug taking in prison should be considered against two of the most painful harms of imprisonment: the conscious experience of time and the loss of personal autonomy. It is well documented that prison life is both highly regulated and filled with emptiness. Drugs distort time and prisons are all about the wasting and loss of time. Many...
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Article 5 mins
Soldering
Science, Maths & Technology

Soldering

...work (steel, copper, tinplate) General sheet-metalwork (brass, galvanised sheet) K, F, R, G, B, M, C K, F Automotive Heat-exchangers, automotive radiators, refrigerators Auto-body patching and filling G, J C D Others Capillary plumbing joints Dip-soldering (non-electrical) Coating (pre-tinning) Food-can soldering K, F, G C, D, N K, G K, F, G Design: Optimum gaps are...
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Article 10 mins
Cold forging
Science, Maths & Technology

Cold forging

...work hardening of the materials. High tooling costs and high capital expenditure require high volume production: e.g. <0.5 kg components, 30,000 year-1 (min.); 0.5–1.0kg, 15,000 year-1 (min.). Tolerances: diameter 0.1–0.2 mm length 0.6–3 mm flange thickness 0.2–0.4 mm Shape limitations lumpy shapes eccentric and asymmetric shapes sharp edges undercuts too deep,...
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Article 5 mins
Olde dessert recipes
History & The Arts

Olde dessert recipes

...in an antiquarian bookshop at the age of 13. He has since collected early cookery books and equipment as well as systematically learning most of the techniques and methods of the period confectioner. Ivan has given numerous lectures and demonstrations, runs courses in the authentic preparation of period food and works a great deal as an advisor to museums and exhibitions....
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Activity 5 mins
How fertility rates affect population
Science, Maths & Technology

How fertility rates affect population

...work out why? The fertility rate based model regulates the rate at which new people are introduced into the population starting in 2012; the life expectancy model regulates how people started to leave the population profile. Maybe not surprisingly, the difference in effect on the overall predicted population size by 2087 is not as significant as it was for the different...
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Article 10 mins
Beachbrains
Science, Maths & Technology

Beachbrains

...work of parasols and towels soaked up almost every square centimetre of sun. It was a feat that a tree canopy would have been proud of. Let us say that Otranto beach is about 1 kilometre long and 50 metres wide. A lazy sunbather, lying on a towel under a flowery parasol, covers no more than a couple of square metres of sand. Those that gambol in the surf or impress with...
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Article 10 mins
Telegram brief history. Stop
Digital & Computing

Telegram brief history. Stop

...working on ways to transmit information using electricity. In the early-19th century, various inventors managed to send messages via insulated electrical wires. However, the American Samuel Morse is commonly regarded as ushering in the era of the telegram by sending his famous message 'WHAT HATH GOD WROUGHT' down electrical wires from Washington to Baltimore in 1844....
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Article 5 mins
David Lucey
Education & Development

David Lucey

...work in the field of psychology or wellness, and maybe a side job in data entry, and I hope to go to college and do evening classes in a few years time. ‘I also want to explore the tourism and media studies content on OpenLearn, as I think that would be really helpful, but I will definitely do more courses, if they interest me. It’s good to be open-minded about new...
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Article 5 mins