二手煙的法例有何成效

據我所知，成效不大。雖然公眾地方是少了人吸煙，但仍有人在家吸煙。有些還當街吸，未死過。

長期成效:表面睇,暫時激化了市面上煙民與非煙民之間的衝突,但長期能有效提高大眾的道德操守和自律精神,相信能同時增加戒煙人數.
短期成效:有效執行禁煙的較下級食肆(如茶餐廳)必可吸引一批新客戶

not very much better than before the law was enforced. alot of people still smoking in some young people places such as game stations.