How light bulb is made

The filament is made out of a fine wire that's wound around a metal bar called a mandrel to mould it into its coiled shape It's then heated to soften the wire

Now also: any of several similar compact devices designed to produce light when an electric current is applied, such as a folded or coiled fluorescent discharge

what states don''t have powerball Colour Rendering Index: This shows the quality of light It is measured on a scale of 1-100 Ra A CRI of 1 is very poor and 100 is perfect

what does the bible say about gambling The thin wire in an electric bulb that produces light is called the filament Due to high resistance of the filament and heating effect of electric current,