Is Hangouts video call safe?

Related questions

1. Is Google Hangout free to use?
2. Can Google Hangout be hacked?
3. Is hangout safe to use?
4. What is hangout in Gmail?
5. What are the benefits of Google Hangouts?
6. What is the purpose of hangouts?
7. Can you do a Google Hangout on your phone?
8. Does Apple have Google Hangouts?
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