MSC Circ 1312 Foam Concentrates Quiz Set C

Source: MSC.1/Circular.1312 – Revised Guidelines for the Performance and Testing Criteria, and Surveys of Foam Concentrates for Fixed Fire-Extinguishing Systems (10 June 2009), Annex.
Reference: imorules.com – MSC.1/Circ.1312

10. In the heat stability test, an unopened 20 l container from a production batch is conditioned and the foam liquid is then, after agitating/stirring, subjected to:

A) The full range of tests in paragraphs 3.1 to 3.14 B) The sedimentation test of subsection 3.3 only C) The fire test as per subsection 3.9 – and only that test D) The expansion ratio and drainage time tests only

MSC.1/Circ.1312 – Foam Concentrates for Fixed Fire-Extinguishing Systems – Set C