If you think titanium oxide is poisonous, then you'd better not touch paint, paper, plastic, toothpaste, or cosmetics, because they all contain it.
如果你們認為二氧化鈦有毒，那麼大家隨時會碰到的油漆、紙、塑膠、牙膏、化妝品、紙尿片都不能摸啦，因為這些東西都含有二氧化鈦。