.jpg)
Sound Waves get your wash clean, claims Robert Bosch of Stuttgart, Germany. This seven-pound machine works on principle of auto horn. Hooter must sound for five minutes. Cost is $32.
Why Protecting Dark Skies Benefits Both Wildlife and People
-
Dark sky conservation reduces light pollution, protects wildlife from
disrupted behaviour, and gives communities clearer views of the night sky.
And when...
1 week ago
0 Comments:
Post a Comment
I love and appreciate comments - however - comment spam will be deleted when discovered. A big thank you to every one else for taking the time to put your two cents in.