There are lead detection q-tip swab kits but annoyingly they also test positive for copper. I didn’t realize that until after I threw out a copper tongue scrape

There are lead detection q-tip swab kits but annoyingly they also test positive for copper. I didn’t realize that until after I threw out a copper tongue scraper. But I did find that one of my girlfriend’s keychain trinkets tested positive while saying “stainless steel”.