To provide a solid fuel having adjustable burning flame to increase the variation of the decorative effect of a candle or adjust the burning rate in the case of using as a heat source for carrying or indoor cooking.
A mixture composed of a main fuel 1 and a combustion retarder is formed to a prescribed form to obtain the solid fuel. The main fuel 1 is a liquid fuel and the combustion retarder is its supporting solid, or the main fuel 1 is a solid fuel and the combustion retarder is a substance to delay the combustion of the fuel. As an alternative, the forming pressure in the forming of the mixture to a prescribed form is adjusted between normal pressure to a pressurized state to obtain the solid fuel having controlled heating power or burning period, etc., independent of the presence or absence of the combustion retarder.
UCHIDA ATSUSHI
Toshio Mori
Shigeki Nakatsugu
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