America maintains a positive petroleum trade balance, producing more crude than it uses. However, as oil pricing operates on international markets, domestic costs fluctuate according to global supply and demand variations.
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Claudia Sheinbaum has responded to Donald Trump’s description of Mexico as the “epicenter of violence,” by calling on the US government to step up efforts to combat gun trafficking.
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Tunable laser or monochromator — For spectral characterization of optical sensors.