3,541 search results

Thermal spraying (Hardfacing)
Science, Maths & Technology

Thermal spraying (Hardfacing)

...work has to be carried out in a soundproof enclosure. Process Flame temperature (°C) Particle velocity (m s-1) Spray rate (kg h-1) Feed stock Fuel Oxy/fuel 2600–3100 90–100 0.1–15 Powder, wire, rod or cord Oxygen + propane or acetylene Electric arc 4000–8000 150–300 1–50 Wire Electricity Plasma up to 20,000 150–600 0.5–10 Powder Electricity + inert gas...
A brief history of Science
History & The Arts

A brief history of Science

...work was brought together in European universities, and that it started to look more like science as we know it today. Progress was relatively slow at first. For example, it took until the 16th century for Copernicus to revolutionise (literally) the way that we look at the Universe, and for Harvey to put forward his ideas on how blood circulated round the human body. This...
Clean Brexit, Dirty Brexit: Is this the last exit before armageddon?
Nature & Environment

Clean Brexit, Dirty Brexit: Is this the last exit before armageddon?

...worked hardest and gave most to the reactionary Tory / UKIP Brexit campaigns. Lawson as president of Conservatives for Britain, a faction within the Vote Leave campaign, set out his stall in a speech to Chatham House in February 2016. “Even more costly is the burden of EU regulation, particularly damaging to our small and medium-sized businesses. This has been reliably...
Can I use 'we' and 'I' in my essay? Introducing corpus linguistics
Languages

Can I use 'we' and 'I' in my essay? Introducing corpus linguistics

...works? Searching the web works as a very rough and ready way of quickly getting a sense of how language items are used. You might be interested in trying a 'Google fight' to resolve disputes over how frequently two words or phrases are used! Go to www.googlefight.com. Here's what I found when I searched for 'we' and 'I': [A screengrab comparing the number of returns for I...
Five surprising facts about sex and the pandemic
Society, Politics & Law

Five surprising facts about sex and the pandemic

...works it’s great...Find out more about The Open University’s statistics qualifications. Sex can strengthen the couple's relationship and facilitate a unique sense of emotional closeness. In the throes of passion, thoughts of domesticity and the outside world can dissipate. Sexual intimacy tends to fluctuate over the life course. It ebbs and flows as life takes over...
Occupying Turin: refugees breathe life into abandoned buildings of Olympic village, but authorities want them out
Society, Politics & Law

Occupying Turin: refugees breathe life into abandoned buildings of Olympic village, but authorities want them out

...work in migrant reception centres in Pozzallo, Sicily and the southern province of Ragusa, as a protest against the authorities’ failure to improve conditions. Centres are often overcrowded, unsanitary and provide little legal advice or options for activities. In other areas of Italy, EU efforts to reduce migrant intakes include increasing deportations from so-called...
Haymaking is critical to our heritage meadows, but is later really better?
Nature & Environment

Haymaking is critical to our heritage meadows, but is later really better?

...working a small family farm in Sussex. [Tractor in a field by a lake] Contemporary haymaking working on a much larger scale. Meadow species are uniquely adapted to the annual cycle of summer hay cutting and aftermath grazing that has been shaping them for centuries. Since World War II, some 97% of our precious wildflower meadows have been lost, due to agricultural...
Trouble in paradise: The Dutch golden age
History & The Arts

Trouble in paradise: The Dutch golden age

...worked as a lens-grinder while quietly developing his own philosophical system. Worried by the situation, in 1670 Spinoza anonymously published the Theological-Political Treatise (1670). In it, Spinoza argued that the Calvinists had acquired too much power over politics. Using his extensive knowledge of Hebrew and the Old Testament, Spinoza argued that all the teachings...