Ivigtut was formerly the world's premier source of natural cryolite, an important mineral in aluminum extraction, but the commercially viable reserves were depleted in the 1980s.

Post-consumer recycling of aluminum and paper based products has been economical for many years: since the 1980s, post-consumer recycling has increased due to curbside recycling, consumer awareness, and regulatory pressure.

Since the late 1980s the people of this cultural village produce spoons made of aluminum scrap of the Indochina Wars.

While continuing to sell LP product, MFSL first entered the CD market with its line of aluminum CDs in the mid 1980s.

In the early 1980s, glassy ingots with diameter were produced from the alloy of 55 % palladium, 22. 5 % lead, and 22. 5 % antimony, by surface etching followed with heating-cooling cycles.

Lead alloy versions of the MA-12 and the BH-2 were available in the late 1980s.

His notable research and development throughout the 1960s, 1970s and 1980s laid the foundations for much of the physical metallurgy of high strength, low alloy steels.

* Super Champion, manufacturer of high quality alloy rims until the 1980s.

However, it was not until the late 1970s and early 1980s that road bicycle companies started to manufacture mountain bicycles using high-tech lightweight materials, such as M4 aluminium, although in recent years, titanium, hydroformed aluminium, and carbon fiber frames have become more common but can be very expensive.

During the early 1980s, Fuji developed touring bicycles, and in 1986 was one of the first to manufacture frames of titanium.

Later special Canon models used similar mechanisms to achieve such speeds, while cameras with moving mirrors reached approximately 5 frames per second by the 1980s.

* Look, established in 1951, began manufacturing bicycle frames in the 1980s.

The structure, with its massive door frames still stood, albeit in ruins, as late as the 1950s and the foundation was visible into the 1980s.

Environmental issues helped form the basis of the nationalist independence movement when environmental demonstrations subsequently merged with those for other political causes in the late 1980s.

In the early 1980s a second wave of games consoles came to market, notably the Intellivision and numerous other announcements and releases.

It was the primary analog mobile phone system in North America ( and other locales ) through the 1980s and into the 2000s.

Wine coolers gained popularity in the U. S. market in the 1980s when Bartles and Jaymes began advertising their brand of wine coolers, which were followed by other brands, including when Bacardi introduced the Breezer.

Most of the other light aircraft acquired by the FABF in the 1970s and 1980s have also now been retired along with the Mi-4 helicopters, but some recent acquisitions have been made, including a Beechcraft King Air, a Piper PA-34 Seneca, a CEAPR Robin light training aircraft, and a single Air Tractor AT-802 aerial sprayer aircraft for spraying insecticides, purchased after the northern part of the country suffered heavy crop damage from a 2004 invasion of swarming locusts.

Throughout his career, he went on to write many other songs primarily for children to achieve an iconic acceptance among Turkish children of 1980s and 1990s.

In the 1980s, Médecins Sans Frontières, the international medical charity, supplied photographic and other documentary evidence of ritualized cannibal feasts among the participants in Liberia's internecine strife to representatives of Amnesty International who were on a fact-finding mission to the neighboring state of Guinea.

During the 1970s and 1980s it was also used to test the ability of containers of radioactive material to withstand impacts and other accidents.

In the 1980s and 1990s, the copyright holders of the Conan franchise permitted Howard's stories to go out of print entirely, while continuing to sell Conan works by other authors.

Parkinson had spent less than any other manager on purchasing players since Lennie Lawrence in the 1980s and was able to maintain a top six status despite only having the opportunity to bring in lower level players on loan.

Since the invention of the MIDI system in the early 1980s, for example, some people have worked on programs which map MIDI notes to an algorithm and then can either output sounds or music through the computer's sound card or write an audio file for other programs to play.

When, in the 1970s and 1980s, Jürgen Habermas redefined critical social theory as a theory of communication, i. e. communicative competence and communicative rationality on the one hand, distorted communication on the other, the two versions of critical theory began to overlap or intertwine to a much greater degree than before.

The interior of a Casio scientific calculator from the late 1980s, showing the processor chip ( small square, top-middle, left ), keypad contacts ( 44 circles, inside back cover, right ; 44 matching contacts on a plastic sheet, left ), the back of the LCD display ( left side, top, marked 4L102E ), the battery compartment ( empty ) and other components.

Dungeons & Dragons is known beyond the game for other D & D-branded products, references in popular culture and some of the controversies that have surrounded it, particularly a moral panic in the 1980s falsely linking it to Satanism and suicide.

A few artists still managed to score disco hits in the early 1980s, but the term " disco " became unfashionable in the new decade and was eventually replaced by " dance music ", " dance pop ", and other identifiers.

Various other teams, be it an NFC East rival or teams not from the same division as the Dallas Cowboys, followed suit in the 1980s.

A series of other factors heightened tensions during the 1980s and 1990s, including several provocative actions by Philadelphia fans and Eagles head coach Buddy Ryan.

In addition to ARPANET, and its successor, the Internet, other early worldwide computer networks included Usenet and FidoNet from 1980s, both of which were used to support distributed discussion systems.

In the early 1980s, Mimer introduced transaction handling for high robustness in applications, an idea that was subsequently implemented on most other DBMS.

In the 1980s, movie roles and other ventures caused Parton to tour less than she had done during the previous decade.

Only in the 1980s did it begin to develop a modest domestic arms industry as the Directorate of Army Industries manufactured rifle ammunition, uniforms, boots, and other consumable items.

Founded as an explicitly Christian democratic group, it declined at first but reversed its fortunes in the 1980s and 1990s when, as a result of the gradual enlargement of the EPP ( party ), it started to pick up members from other centre-right but non-Christian democratic parties.

* Sustainability movement which started in the 1980s focused on Gaia theory, value of Earth and other interrelations between human sciences and human responsibilities.

As a result, in part, of the popular and commercial resurgence of punk in the late 1980s and after, with the growing popularity of such bands as Sonic Youth, Nirvana, Fugazi, Bikini Kill, Green Day and The Offspring, a number of other punk zines have appeared, such as Punk Planet, Razorcake, Tail Spins, Sobriquet, Profane Existence and Slug and Lettuce.

Particularly in the 1970s and 1980s, there was a significant push to understand the relationships between these climatic parameters and properties of ecosystem energetics because such discoveries would enable the prediction of rates of energy capture and transfer among components within ecosystems.

* In the early 1980s, Toyota researched production of an adiabatic engine using ceramic components in the hot gas area.

The basic functions of ubiquitin and the components of the ubiquitination pathway were elucidated in the early 1980s at Fox Chase Cancer Center by Aaron Ciechanover, Avram Hershko, and Irwin Rose for which the Nobel Prize in Chemistry was awarded in 2004.

From here the idea of integrating all components on a single silicon wafer came into existence and which led to development in small-scale integration ( SSI ) in the early 1960s, medium-scale integration ( MSI ) in the late 1960s, and large-scale integration ( LSI ) and VLSI in the 1970s and 1980s with tens of thousands of transistors on a single chip ( later hundreds of thousands, then millions, and now billions )

In the 1980s, construction shifted to lighter, carbon-based materials ( such as graphite ) with small additions of such components as Kevlar, boron and titanium.

From the 1980s small surface mount parts have been used increasingly instead of through-hole components ; this has led to smaller boards for a given functionality and lower production costs, but with some additional difficulty in servicing faulty boards.

In the mid 1980s, a digital version was introduced, replacing the mechanical parts with electronic components: boards, keyboards and displays.

However, by the late 1980s cheap imports from Asia were flooding the UK market, and with a severe decline in the bicycle components industry, the company was reliant on importing those as well, and only assembling at Brigg.

In the early 1980s, using technology developed for the aerospace and nuclear industries, German car makers started complex computer crash simulation studies, using finite element methods simulating the crash behaviour of individual car body components, component assemblies, and quarter and half cars at the body in white ( BIW ) stage.

SunTour tried to catch up to this technological leap, but by the end of the 1980s SunTour had lost the technological and commercial battle and Shimano had achieved the status as the largest manufacturer of bicycle components in the world.

The drive toward openness in the 1980s gained momentum through the 1990s with the increased adoption of commercial off-the-shelf ( COTS ) components and IT standards.

The end of the 1980s saw the Citroën XM, and the Freeclimber off-roader with mechanical components by Daihatsu and BMW engines.

Research conducted in the 1980s and 1990s has provided data which support notions of multiple components to intelligence.

The key disciplinary components of STS took shape independently, beginning in the 1960s, and developed in isolation from each other well into the 1980s, although Ludwig Fleck's monograph ( 1935 ) Genesis and Development of a Scientific Fact anticipated many of STS's key themes:

During the 1970s and 1980s, leading universities in the US, UK, and Europe began drawing these various components together in new, interdisciplinary programs.

Although the importance of these discoveries slowly gained acceptance during the early twentieth century, the intricate relationships between phagocytes and all the other components of the immune system were not known until the 1980s.

In the 1980s, Kyocera marketed audio components, such as CD players, receivers, turntables, and cassette decks.

In the 1980s, components of PNF began to be used by sport therapists on healthy athletes.

Apart from textiles, the railway provided an outlet for the nearby Van lead mines and there was an iron-working company ( finally closed in the early 1980s ) that produced components for mining, railway and other machinery.

Initially, the Doctor Who Appreciation Society, the British Doctor Who fan club, had North American chapters but by the early 1980s decided to divest themselves of international components for administrative reasons.

The drivetrain is based on components from the Chevrolet S-10 two-wheel drive pickup truck as sold in the United States and Canada from the mid 1980s through the early 1990s.

Universal Abit ( formerly ABIT ) was a computer components manufacturer, based in Taiwan, active since the late 1980s.

The name Matsui was introduced in the late 1980s by Currys, then a leading British electronics retailer, as a brand for its consumer electronics goods manufactured in the United Kingdom from components imported from such countries as Taiwan, South Korea, Malaysia, Yugoslavia, and Britain.