1) volatile matter 2) volatile product 3) volatile component 4) volatiles gaseous products of decomposition from organic combustible materials which are released when those solid combustible materials are heated under specified conditions to a temperature of 900°C
VM (1) GRM: n. (1,2,3), pl.n. (4) Note: in some countries different reference temperatures are applied; the standardised conditions are defined in ISO/R 562; the remaining residues are referred to as crucible coke