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...types [Images to demonstrate 'Fasteners' - see article ] Assembled bolted joint [Images to demonstrate 'Fasteners' - see article ] Manufacture: Nuts and bolts Used primarily for structural, load-carrying joints, which are to be demountable for inspection, repair and maintenance. Fine threads should be used in preference to coarse threads where high strength is required....

...type of design practice which goes beyond the design of commodities, and focuses more on the holistic, ecological and systemic role of design in addressing societal challenges, urging you to think about your own identity as a designer and how you may navigate this diverse and exciting landscape of design practice. Transcript As you watch, think of the historical...

...types of galaxy Galaxies are categorised according to their apparent shape. These shapes are typically divided into elliptical, spiral or irregular. The shape of a galaxy gives a clue to the age and types of star within the galaxy. What happens when galaxies collide? Collisions between galaxies take hundreds of millions of years to complete, and are driven by the effect...

...types of anti bacterial drugs. One promising area of research is bacterial communication. Signal molecules Quorum sensing is the process by which bacteria seem to communicate with each other and make decisions to behave en masse. The game of Risk as an analogue for the battles that go on within the body between pathogens and the body's defences A new approach to...

...Types of tip A wide range of applications: companies that specialise in scanning probe microscopy use different types of tip to create atomic resolution images. Semiconductor Industry Imaging large samples. How to get precise dimensions of any surface. The AFM uses specially designed tips that are replaced automatically. Life Science Applications Cancer Research. Looking...