How to save, recycle, and donate [Video]

Many Americans picked up special “eclipse glasses” to see the solar eclipse on Monday. 

But what should people do with their glasses once the rare and striking phenomenon is over? 

According to NASA and other experts, there are a few options. 

Save eclipse glasses

If your eclipse glasses are compliant with the ISO 12312-2 safety standard, NASA said you may look at the uneclipsed or partially eclipsed sun through them for as long as you wish. 

This means, if the filters aren’t scratched, punctured, or torn, you may reuse them indefinitely. 

Some glasses are printed with warnings stating that you shouldn’t look through them for more than 3 minutes at a time and that you should discard them if they are more than 3 years old. 

However, according to the space agency, these warnings are outdated and do not apply to eclipse viewers compliant with the ISO 12312-2 standard adopted in 2015. 

Recycle eclipse glasses

According to Earth911.com, you …