Sodawaterandsparklingwatercontainthesameingredients-watermixedwithsodiumbicarbonate(碳酸氢钠);however,sodawater'ssodiumbicarbonateisartificiallyadded,whereassparklingwaternaturallycontainssodiumbicarbonate."Sinceisartificiallyadded,wecallitsodawater.TheChinesecharacters"苏打"(pronouncedlikesu-da)isactuallyderivedfromtheEnglishword"soda".
Sodawater和sparklingwater包含相同的原料——水与碳酸氢钠混合;然而,sodawater是人工添加碳酸氢钠,而sparklingwater本身自己含有碳酸氢钠.“既然是人为地添加的,我们称之为苏打水.汉字“苏打”(发音如su-da)实际上是来自于英语单词“SODA”.