1 常帶備清水以防中鏹水時沖洗 4 K% A* T+ q+ r
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
0 P! x* n3 S! t$ ?8 R' u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.
" b0 P  B7 B) l* ?# Uskyhookii 發表於 2010-1-15 06:00 PM

唔好去多人地方同埋只去空曠地方
) c: s) T  D" T& Dkuru 發表於 2010-1-14 12:06 PM

唔好出街
8 c- v* ^. |0 F! O& ~+ c# N5 [; h魚佬 發表於 2010-1-15 12:24 PM