MASK TOXICITY - 4 studies document toxic materials in masks that leach out - heavy metals, organic chemicals (plasticizers & solvents), microplastics & microfibers, free radicals - many carcinogenic!William MakisSep 01, 2023∙ Paid851613ShareI will briefly review these 4 recent studies on toxic compounds in masks:Mar.2022 - Bussan et alMay 2022 - Ze Liu et alApril 2023 - Ana Oliveira et alMay 2023 - Hajoo Ryu et alContinue reading this post for free, courtesy of William Makis.Claim my free postOr purchase a paid subscription.