
1 常帶備清水以防中鏹水時沖洗
艾官 發表於 2010-1-15 05:06 PM
1 常帶備清水以防中鏹水時沖洗
艾官 發表於 2010-1-15 05:06 PM
Or you can bring a base (alkali liquid) such as NaOH (sodium hydroxide) to neutralise the acid instead of bringing water to dilute it." n* q1 d" i" m0 |6 O( s) s m; Y; r
skyhookii 發表於 2010-1-15 06:00 PM
唔好去多人地方同埋只去空曠地方( z" L2 ^ q6 ^: ~* \, K
kuru 發表於 2010-1-14 12:06 PM
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