Mercury (element) and galinstan alloy thermometers are also an option. Mercury thermometers are still occasionally used in the medical field because they are more accurate than alcohol thermometers, though both are commonly being replaced by electronic thermometers and less commonly by galinstan thermometers. Mercury thermometers are still widely used for certain scientific applications because of their greater accuracy and working range. Historically, one of the largest releases was from the Colex plant, a lithium-isotope separation plant at Oak Ridge, Tennessee. The plant operated in the 1950s and 1960s. Records are incomplete and unclear, but government commissions have estimated that some two million
Power posing al. In a 2016 study by Garrison et al. the effect of posture manipulation was combined with dominant vs. submissive gaze. Despite a large sample size, no effect was found on risk taking and, in contrast to original expectations, adopting an expansive pose reduced feelings of power. Deuter et al. (2016) investigated the effect of cognitive role taking and Cuddy's power posing manipulation in the Trier Social Stress Test; although role taking had an influence on the cortisol and testosterone response after stress, the posture manipulation had no effect on hormonal, behavioral or subjective measures. Where influences on hormones were