Hello! <br /><br />I have quite a bit of experience editing scientific journals and dissertations, so I don't forsee that being any issue. Once you submit the document and I return it to you, you are more than welcome to send me questions via the EditorWorld message system (which we're currently using for this correspondence). For your paragraph, I suggest the following: <br /><br />"Siloxanes are man-made chemicals widely used in consumer products (e.g. cosmetics, detergents, and textiles) as well as industrial processes due to their being extremely hydrophobic. To consider their wide application--and potential toxicity--recent research has examined the ultimate fate of siloxanes, looking at both the factors influencing treatment efficiency as well as their transport mechanisms under various environmental conditions."