Guest Lala Posted December 5, 2006 Share Posted December 5, 2006 I think the black one in my bedroom is a carbon sponge and the green is a nitrate?? Link to comment Share on other sites More sharing options...
Regular Member daryl Posted December 7, 2006 Regular Member Share Posted December 7, 2006 I am sorry that no one has answered your post, but I am afraid that we do not understand. Did you have a question? There is not enough information here for any conclusion..... Link to comment Share on other sites More sharing options...
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