Coloured or colourless liquid which has separated from a cement slurry.
Source: API RP 10B-2, Recommended Practice for Testing Well Cements, First Edition, July 2005 (Reaffirmed: July 2010). Global Standards
Coloured or colourless liquid that separates from a cement slurry under static conditions.
Source: API SPEC 10A, Specification for Cements and Materials for Well Cementing, Twenty-fourth Edition, December 2010. Global Standards