Thread: 37 colors of recyclable awesome
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  #90  
Old 2018-01-10, 7:01am
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Join Date: Jan 31, 2013
Location: San Antonio, Texas
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Default COE
Bottle glass ordinarily has a COE between 85 to 87. Although the COE can be as little as 83 or as great as 90. Probably not a good idea to mix colors or manufactures, as you can see here they vary alot.
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