114K views · 2.8K reactions | Flow Science training step by step (FREE) Unlock the secrets of Flow Science through our comprehensive, step-by-step training program. Each time we reach 200 shares, a new lesson is unlocked, guiding you toward mastering this powerful technique. Join us on this exciting journey of learning and growth! Share away and spread the knowledge! | Kirby de Lanerolle | Facebook

36K views · 298 reactions | Cover smart. Do your part. Slow the spread of #COVID19. This video from our federal friends at National Institute of Standards and Technology shows the way that air flows out from our lungs when we breathe and cough, and how that flow changes when wearing a face covering. | National Institutes of Health (NIH) | Facebook