'Cerne' is the tree trunk's core. While It does not participate in tree's irrigation, the cerne is useful to the mechanical support. In some tree species it is usual the degradation or even the total destruction of the core.
Having this into consideration, its used the tree's trunk as a mold for glassblowing. Thus the resultant glass form stays in charge of Nature leaving its prints in the glass.
Having this into consideration, its used the tree's trunk as a mold for glassblowing. Thus the resultant glass form stays in charge of Nature leaving its prints in the glass.
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