What would be the consequences of creating a facebook account with a burner gmail email and not using a real name?

I realize this is may be a naive question but could someone ELI5 the consequences of creating a facebook account with a burner gmail email (would not use for anything else) and not using a real name?

I would only be using the website, not post anything, and log out after I used it. I am against facebook but there is a private group for one of my hobbies that is supposed to have some very useful information and I …

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