asked 1.6k views
5 votes
Radioactive isotopes have been used commercially in:

smoke detectors

older watches with luminescent dials

sterilization of food

all of these applications

asked
User Spoida
by
8.3k points

1 Answer

5 votes
Radioactive isotopes have been used commercially in all these applications.
The last option (D) is your answer

answered
User Zans
by
8.8k points
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