society > occupation and work > equipment > furnace or kiln > furnace > parts of furnace > [noun] > grate (7)
(see quot. and bier, n.).
‘The kiln of the furnace wherein they burn their Charcoal for the melting of metals.’ Kennett Par. Antiq. 1695.
a furnace-grate having the bars arranged step-wise, to promote completeness of combustion.