... Recent studies have found that such metaphorical mental links may not only be triggered by physical cleanliness but also potentially by environmental factors such as brightness, temperature, and smell. People exposed to contrasting environmental conditions (e.g., darkness vs. brightness; cold vs. warmth; clean scents vs. disgusting scents) will display different moral judgments and behaviors (Liljenquist, Zhong, & Galinsky, 2010;IJzerman & Semin, 2009;Meier, Robinson, & Clore, 2004;Meier, Robinson, Crawford, & Ahlvers, 2007;Schnall, Haidt, Clore, & Jordan, 2008;Williams & Bargh, 2008;Zhong, Bohns, & Gino, 2010;Zhong & Leonardelli, 2008), but there is some controversy over the conclusions of these studies (Corke, Lynott, Wortman, Connell, Donnellan, Lucas, et al., 2014;Lynott, Corker, Wortman, Connell, Donnellan, Lucas, et al., 2014;Williams, 2014). ...