A Conversation for How to View a Solar Eclipse

Welding Masks

Post 1


Welding masks provide a way to observe a solar eclipse, without making a projector.

Key: Complain about this post

Write an Entry

"The Hitchhiker's Guide to the Galaxy is a wholly remarkable book. It has been compiled and recompiled many times and under many different editorships. It contains contributions from countless numbers of travellers and researchers."

Write an entry
Read more