CelloMomOnCars , 2 months ago In the path of the #SolarEclipse? Got a welding helmet? READ THIS: "The only ones that are safe for direct viewing of the Sun with your eyes are those of Shade 12 or higher. These are much darker than the filters used for most kinds of welding." https://eclipse2017.nasa.gov/safety
In the path of the #SolarEclipse? Got a welding helmet? READ THIS:
"The only ones that are safe for direct viewing of the Sun with your eyes are those of Shade 12 or higher. These are much darker than the filters used for most kinds of welding."
https://eclipse2017.nasa.gov/safety