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Setler [38]
3 years ago
9

What obstacle did Thomas Edison have to overcome before he could perfect his invention?

History
2 answers:
Gennadij [26K]3 years ago
6 0

Hey there here is your ans

Tq

liberstina [14]3 years ago
3 0

Answer:

He had to find the right ingredient to make his filament burn slowly in the vacuum.

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