Hybrid crack III

Thermal / mechanical load

Type of glass	Polished glass, rolled sheet glass, laminated glass, figured (ornamental) glass.
Examples	Diverse effect through thermal (partial shadow) and mechanical load (wind pressure) to already mechanically loaded glass (crack).
Beginning	Gentle angle of edge cracking, gentle angle of transition; Curvy cracks of the glass edge; Recognisable cracking centre on the free edge.
Lines of process	Mechanical beginning of cracking with the change of direction through thermal load near the cold / heat zone, later curvy forms and after as a mechanical crack from straight to angular lines, also possible distribution.
End	Straight lines; No angles; Can reach the edge.
Other features	Possible curvy cracks on the surface.

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