This article is within the scope of WikiProject Chemistry, a collaborative effort to improve the coverage of chemistry on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.ChemistryWikipedia:WikiProject ChemistryTemplate:WikiProject ChemistryChemistry articles
This article is within the scope of WikiProject Glass, a collaborative effort to improve the coverage of glass on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.GlassWikipedia:WikiProject Physics/Taskforces/GlassTemplate:WikiProject Glassglass articles
Like how they are made. It's straightforward for the glass and plastic ones - the latter are usually two-piece, also for better cleaning. But how do they make the ceramic ones? I emailed some makers, but they refused to divulge.--Cancun771 (talk) 21:51, 21 February 2010 (UTC)[reply]