1 常帶備清水以防中鏹水時沖洗 2 Q2 ]( y# Y4 W! O. G/ D. }" k1 M
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 ) F9 [9 P. o' u5 [ }: n
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.6 F# S; P" q) r7 i
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
kuru 發表於 2010-1-14 12:06 PM
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