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Stephen Sekula (steve@chirp.cooleysekula.net)'s status on Sunday, 11-Oct-2020 20:41:49 UTC Stephen Sekula From NCSE https://twitter.com/NCSE on Twitter: Use these ideas to help students understand the role airborne transmission plays in the spread of #COVID-19. https://t.co/i7qqAKjU2n #SciEd #SciTeachers