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Effective Thursday, November 8, 2018, Eastman Machine Company was certified under ISO 9001:2015 standards by the International Organization for Standardization (ISO).

The top third and bottom third of the glass has been protected with Enduro Shield Glass Coating, the middle section has not. Muddy water has then been poured over the glass.

EnduroShield provides a glass scratch removal service to remove glass scratches, mineral deposits or soap scum build up from glass surfaces.