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mhz. websites registered in this country end with the top level domain ".ec". if you want to bring electric equipment on your trip (e.g. laptop power supply), note the local power outlet of v - hz. about the flag and history of ecuador three horizontal bands of yellow (top, double width), blue, and
red with the coat of arms superimposed at the center of the flag; the flag retains the three main colors of the banner of gran columbia, the south american republic that broke up in ; the yellow color represents sunshine, grain, and mineral wealth, blue the sky, sea, and rivers, and red the blood of...
http://trip-suggest.com/ecuador/
alloys. they can be in the form of wire, rod, bar, plate, sheet, strip, foil or tube. over half the copper is sold in the form of cables, wire and tubes. much of the rest is made into alloys. by far the largest proportion of copper is used globally in electrical wiring, printed circuit boards, in generators
as silicates, sulfates, carbonates and oxides, which have been formed by the weathering and oxidation of sulfide minerals. about % of all copper production is recovered from secondary and scrap materials which are recycled. major deposits of the ores are in chile, the western part of the us, canada,...
https://essentialchemicalindustry.org/metals/copper.html