Quote Originally Posted by Haebar View Post
I just got some older unsmoked pipes which have the CP for Charatan in the stem. The vulcanite stems are significantly oxidized. How do I clean these stems up without messing up the symbol?
i have used Vaseline or a petroleum jelly product on my last two soaks in oxy clean. they where a dr. grabow and a medico with the little logos and hod no issues