"A briquette (French: [bʁikɛt]; also spelled briquet) is a compressed block of coal dust or other combustible biomass material (e.g. charcoal, sawdust, wood chips, peat, or paper) ...
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used for fuel and kindling to start a fire. The term derives from the French word brique, meaning brick." - (en.wikipedia.org 20.06.2021)