Semantic analize concept of the salam in the Qor'an

For Muslims, Qor?an its social mentality is very important. So, we have madesemantic analizes the word of ?salam? that include in the Qor?an. Salam is a tahiyyahand courtesy. When it has not effect consciliously it effects on warnly.Word of the salam is mean that saving from the torment of the ahirah andunpleseant of world, purness, salvation, be pure of the material and immaterial things.So if we continion to explain: word of the salam in the Qor?an is mean that ?tahiyyah,be pure, peace, paradise, salvation and Allah?. Before prophet time the word of themeeting has different means in the between people but after prophet it changed as?salamun alaykum?.