Scientific advancement has increased food safety by the use of preservatives, refrigeration, better packaging, labels with expiration dates...that's a good many right there!
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Explanation:
1) análisis de datos de ondas sísmicas
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Thermometers measure temperature, radar measures rain or snow locations and movements, barometers measure air pressure, rain gauges measure amounts of rain, wind vanes measure wind direction, anemometers measure wind speed, transmissometers measure visibility, and hygrometers measure humidity.
Cadmium was discovered in 1817 by a physician, Friedrich Stromeyer (1776-1835). The element was first found in the condensation of vapors (mixed with soot and zinc oxides) that rose out of a furnace in which zinc oxide was being roasted. Cadmium's discovery is also loosely attributed to K.S.L. Hermann and J.C.H