CR 262:1991

The objectives of the Report were defined as follows:
2.1  To prepare an inventory of existing and proposed national regulatory or industry volatility specifications, for leaded and unleaded petrol grades .This inventory was to be based on a questionnaire, including specification items and limits, test methods and the nature of such specifications.
2.2  To give guidelines for national authorities or bodies in Europe to set specifications on volatility of petrol, with regard to distillation characteristics and RVP.
2.3  –To explain  the interrelationship between individual volatility aspects,··
e.g. by other parameters such as Vapour Lock Index .
The objective was not to propose numerical specification limits. Neither was it the objective to elaborate on other than performance criteria in this advisory report.