So, the majority of these scam nfts/tokens are phishing to try to lure you to a site where they will get you to sign a bad transaction. They are counting on people to be excited about getting a lot of free whatever and, clicking the link and signing a transaction on the bad site.
As far as burning these, it will be safe if you use Phantom, solflare, solincinerator or FFF TMI. These safe places to burn will not execute programs other than burning the nft/token.
So, the majority of these scam nfts/tokens are phishing to try to lure you to a site where they will get you to sign a bad transaction. They are counting on people to be excited about getting a lot of free whatever and, clicking the link and signing a transaction on the bad site.
As far as burning these, it will be safe if you use Phantom, solflare, solincinerator or FFF TMI. These safe places to burn will not execute programs other than burning the nft/token.