And to further avoid the harmful effects of pollution, people are "refusing second-hand smoke" from others 'cigarettes. The change in thinking has even gone so far that housewives buying vegetables no longer pick the best-looking ones; they look for the ones with holes in the leaves--if they've been eaten by insects, they may not have so much pesticide.
對個人來說，則是要使自己儘量免受汙染之害，現在正熱烈進行的「拒抽二手菸」活動，就是一例；影響所及，連主婦買菜的觀念都變了，以前買菜選長得漂亮的，現在則選菜葉有洞的﹘﹘有蟲吃過，可能比較沒有受到農藥汙染。