evidence: The Covid-19 vaccines contain graphene oxide. [...] Graphene oxide is another type of nanoparticle but as we have written previously, the Covid-19 vaccines currently in use do not contain graphene oxide. The MHRA told Full Fact "there is no graphene oxide in any of the authorised vaccines". [...] This article is part of our work fact checking potentially false pictures, videos and stories on Facebook. You can read more about this—and find out how to report Facebook content—here. For the purposes of that scheme, we’ve rated this claim as false because the Covid-19 vaccines do not contain graphene oxide and there is no evidence that 5G is dangerous to vaccine recipients.