
1 常帶備清水以防中鏹水時沖洗 ) x. H; F7 l5 V
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 ) V: a! v) C2 L6 |9 H: ~. W4 K8 j
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.$ H+ q6 p' w, _4 u& A% W
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3 K c$ b D# U" O& V
kuru 發表於 2010-1-14 12:06 PM
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