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Clinker

usgb/ˈklɪŋkər/Volume
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Coal Byproduct

Clinker in this context refers to a leftover from burning coal, not just any ash.

Illustration for Coal Byproduct
After the coal was consumed, only a mound of clinker remained.
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Disposal Importance

Clinker must be removed for a fireplace or furnace to work effectively.

Illustration for Disposal Importance
Regular maintenance includes clinker disposal to keep the furnace running smoothly.
Visual representation of the word "Clinker"

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