Some synthetic materials used might cause allergies, chemical burns, and even cancer, but the greatest threat from them is environmental hormones.
而部分化學合成物除了有可能導致過敏、造成腐蝕性的灼傷、致癌等風險外，清潔劑中流毒最烈、遺害最嚴重的，還是「環境荷爾蒙」。