Base of a mineral water bottle, made in a semi-automatic blow-and-blow machine, showing a suction flaw (indent) in the side. The seam through the lip is aligned at 90 degrees to the main seam running up the body.
Two bottles made in an Owens automatic bottle machine, showing the distinctive suction scar on the base. Left: Paterson’s Essence of Camp Coffee and Chicory. Right: Perrier Water.