Claim: "These Spanish researchers have found that over 99 percent of the Pfizer vaccine is graphene oxide."
Fact-check: There is no conclusive evidence that the Pfizer-BioNTech COVID-19 vaccine contains graphene oxide - Science Feedback
Verdict: inaccurate
Organisation: Science Feedback
Author: Fernanda Ferreira
Date published: 2021-07-08T21:37:34