很多女士喜歡趁減價買定常用的護膚品，但護膚品終究是有期限的。究竟在甚麼情況下，你要將正在用的護膚品更換？
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<td valign="top"><p>過期——如產品已過期，不用想了，丟掉吧！如捨不得，你可將面霜當body lotion 來塗，以免浪費。</p></td>
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<td valign="top"><p>如果是mascara 的話，無論用畢與否，開封後3個月內必要放棄。因mascara 是有機會接觸到眼部的，所以要份外留意；而且mascara 經日常的開合會滲入空氣，影響產品質素。</p></td>
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<td valign="top"><p>如產品的質感有所改變（變得稀了或結塊），都要丟掉，亦不要當body lotion 用。</p></td>
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<td valign="top"><p>唇膏、眼影等的顏色有所改變的話，亦要丟掉。顏色的改變是因產品與肌膚長年累月的直接或間接接觸，肌膚的溫度影響了產品的質素。</p></td>
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<td valign="top"><p>如指甲油變得黏稠了，代表裡面的化學物質產生了變化，加入天拿水來稀釋只會帶來更多不必要的化學作用，還是丟掉吧！</p></td>
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<td valign="top"><p>如果你看到一件產品而想不起在甚麼時候買下的話，代表它已出廠很久很久，丟掉吧！</p></td>
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