“…Several studies have reported toxicity, especially reproductive and endocrine effects, of siloxanes in laboratory animals (Burns-Naas et al, 1998;Burn-Naas et al, 2002;McKim et al, 2001;He et al, 2003;Meeks et al, 2007;Quinn et al, 2007a,b;Siddiqui et al, 2007). A risk assessment conducted in Canada indicated that D5 met the criteria for persistence (Environment Canada, 2011).…”