The amount of lead in an incandescent light bulb is absolutely minuscule - if there is any there at all.
I doubt there are any facilities at all that try to separate out the lead. All the metal is just melted together and the lead (if any) is diluted among it.
I doubt there are any facilities at all that try to separate out the lead. All the metal is just melted together and the lead (if any) is diluted among it.