The bank declined to comment on the notes' exact melting point, but discourages people from experimenting.
It turned out that a family of pyridylamines made the most plastic with the desired melting point.
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Because of their light weight, strength and high melting point, ceramics are now incorporated into such military items as helicopter armor and parts in rocket guidance systems.
Earlier, the hospitals' crisis was described as being at "melting point" following the cancellation of all non-emergency surgery at Craigavon Area Hospital due to record bed shortages.
And the strength, lightness, high melting point and ability to resist corrosion of titanium make it an ideal material for building aircraft parts, supercars and medical implants but it can cost 50 times as much as steel.
Last week an unnamed tax officer told the BBC the department had not been fit for purpose for a very long time and had reached "melting point" without the staff or resources needed and subject to an "atrocious" computer system.
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But engines are already operating at levels above 2, 500 degrees Fahrenheit, the melting point of the turbine blades that propel the plane, forcing engineers to dream up exotic cooling systems and turn to special coatings and unwieldy materials like ceramics.
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Melting glaciers point to another fear: disruption to the ocean's overturning circulation.
Environmentalists point to Inuit communities threatened by melting ice in Greenland, and those living around the fast-shrinking Lake Chad in Africa, as among many already feeling the effects.
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And we know already that Greenland is melting quite rapidly, Antarctica, it's reported, is probably on the tipping point.
Some climate change naysayers point to Antarctic ice on the rise, as if that makes up for melting ice in the Arctic Circle.
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