Question

is there any other substance apart from tungsten in a filament?

Answer 1

Answer:

Explanation:

The first commercial bulbs used carbon fibers as filaments. Other metals (osmium, tantalum, molybdenum) have been used as well, but tungsten seems to outperform them, at least once production cost is considered ...

Answer 2

Answer:

An incandescent bulb typically consists of a glass enclosure containing a tungsten filament. An electric current passes through the filament, heating it to a temperature that produces light.