refractory furnace meaning in Hindi

Examples

1. In the 1750s a refractory furnace was built.
2. Large quantities of locally occurring fireclay were also exploited, as well as ganister ( a clay used to make refractory furnace linings ).
3. Ingots of gold would have been easier to transport than dust or nuggets, although a high-temperature refractory furnace will have been needed to melt the gold, which has a melting point of 1064 �C . Pliny mentions such special furnaces in his Naturalis Historia.