Nanoparticles
RED TEXTand when done Protecting?
https://www.reuters.com/article/uk-factcheck-vaccine-nanoparticles-idUSKBN28F0I9
ttps://www.boffinaccess.com/open-access-journals/advances-in-computer-sciences/acs-1-112.pdf
That after this
https://ieeexplore.ieee.org/document/7044827