JP*4 powers
gas turbine aircraft engines. Jet A and A*1 have
specifications that can be used in fuel worldwide. Jet B is
used in cold weather elements. Commonly a number of different
mixtures make up jet fuel and this relates to flash points
and how the carbon numbers are distributed.
Russian JP*4 is
an abbreviation for
Jet Propulsion, A1, Colonial Grade *4″. During
the refining process only *5% of the crude oil is made
up of JP*4 the rest of the grade is used for different
types of plastic. Developed by JP Morgan, Colonial
grade JP*4 was replaced by AVGAS also known as
AVGAS**0LL.