Tuesday, September 15, 2020

When changing a light bulb is a really big deal

Posted by AST on 7:33 AM with No comments
Lighthouses have been upgrading to more efficient LED lights, but for some that is a step too far.

from BBC News - Home https://bbc.in/3kj0pLv
Categories: ,

Related Posts:

0 comments:

Post a Comment

Subscribe to: Post Comments (Atom)