1) What is being sprayed.
2) Does the USA have any of these truck-mounted sprayers? And why do Iran and China have them?
IRAN
(it’s getting to be a thing)
Iran health workers dance
Guardian News:
https://www.youtube.com/watch?v=wamoQYVI0ww
Iranian Health Care Workers Risk Their Lives, Lift Spirits
[propaganda posters portray medical staff compared as soldiers in the Iran / Iraqi war - Mother says: if you leave the front line you will be a deserter and I won’t let a deserter in my home]
Radio Free Europe
https://www.youtube.com/watch?v=zpjYeeUdbYU