<P>This part of ISO 8216 establishes a general system of classification which applies to petroleum fuels designated by</P>
<P>the prefix letter "F".</P>
<P>Within class F, five families (designated as categories) of products are defined according to the type of fuel and listed</P>
<P>in decreasing order of volatility. One category, D, is defined further by subgroups on the basis of volatility and flash</P>
<P>point, because of the safety implications of different customary titles for such fuels in different parts of the world.</P>
<P>Subgroup L (light distillate) is a highly volatile liquid fuel with a closed-cup flash point below normal ambient</P>
<P>temperature, and thus may require special hazard precautions not necessary for subgroups M and H.</P>
<P>The detailed classification of a family, taking into account complementary elements according to the uses, type and</P>
<P>properties, define particular products in each category, and are given in relevant parts of ISO 8216 as the need</P>
<P>arises.</P>
<P>NOTE 1 Petroleum fuels only meet the requirement of this part of ISO 8216 if these fuels, or their components, have not been</P>
<P>used for any other purposes prior to their preparation.</P>
<P>NOTE 2 Class F for fuels has been defined as part of the method of classification for petroleum products given in ISO 8681.</P>
Registration number (WIID)
28609
Scope
<P>This part of ISO 8216 establishes a general system of classification which applies to petroleum fuels designated by</P>
<P>the prefix letter "F".</P>
<P>Within class F, five families (designated as categories) of products are defined according to the type of fuel and listed</P>
<P>in decreasing order of volatility. One category, D, is defined further by subgroups on the basis of volatility and flash</P>
<P>point, because of the safety implications of different customary titles for such fuels in different parts of the world.</P>
<P>Subgroup L (light distillate) is a highly volatile liquid fuel with a closed-cup flash point below normal ambient</P>
<P>temperature, and thus may require special hazard precautions not necessary for subgroups M and H.</P>
<P>The detailed classification of a family, taking into account complementary elements according to the uses, type and</P>
<P>properties, define particular products in each category, and are given in relevant parts of ISO 8216 as the need</P>
<P>arises.</P>
<P>NOTE 1 Petroleum fuels only meet the requirement of this part of ISO 8216 if these fuels, or their components, have not been</P>
<P>used for any other purposes prior to their preparation.</P>
<P>NOTE 2 Class F for fuels has been defined as part of the method of classification for petroleum products given in ISO 8681.</P>
