15K views · 104 reactions | All of our products undergo extensive testing in our UV chamber. The chamber tests the damaging effects of sun and UV exposure for an equivalent of 1,000 hrs./ 41 days! Bring on the sun! ☀ #wheleneng #ManufacturedInAmerica #manufacturing #whelen #engineering | Whelen Engineering Company, Inc. | Facebook

Demonstrating the conductivity of strong acids vs weak acids 💡 | UNILAD Tech

31K views · 486 reactions | Did you know that putting on your sunglasses is one of the ways to protect your eyes from cataract ? Learn about ways to protect yourself from UV radiation from Dr Cornelia Baldermann, Scientific Senior Consultant, at the German Federal Office for Radiation Protection. Dr Baldermann explains where UV radiation comes from and how it impact our health in Science in 5. | World Health Organization (WHO) | Facebook