polluted Antonyms

as bright as a new pin axenic antibiotic antibacterial unpolluted unsullied unmixed unmingled white unalloyed unadulterated tidy strong straight sterilization well-kept biodegradable ecology as fresh as a daisy as clean as a hound's tooth as neat as a new pin unsoiled uncontaminated squeaky clean reusable untainted clean as a whistle clean as a hound's tooth bright as a new pin all Sir Garnet ecologic ecologist sterile stainless spotless drinkable disinfectant disinfected cleanly cleaned clean chaste careful blotless bleached bandbox bactericidal antiseptic anodyne fresh