
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 * K5 P& J! ^3 U! q6 M1 e/ V7 I
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.
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& l3 G9 l c. i- m
kuru 發表於 2010-1-14 12:06 PM
唔好出街; p1 G7 t; H3 j1 \
魚佬 發表於 2010-1-15 12:24 PM
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