4 ms·
I work with CWCB and have never heard of hail cannons applied. I believe a few car dealerships have a sonic device for hail suppression, but I don’t know if it’
by ttyprintk 4y ago
I work with CWCB and have never heard of hail cannons applied. I believe a few car dealerships have a sonic device for hail suppression, but I don’t know if it’s the old-school conic acetylene projector.
- duskwuff 4y agoI don't think there's any scientific basis for the use of hail cannons (by any name). The explanation that the sound waves "disrupt the formation of hailstones" is a post-hoc justification; the practice had existed for hundreds of years, long before anyone had any theories about how it might work.