3 ms·

I dont know about "substantial" but ultra-violet does technically cause damage. You can see this in posters left in particularly sunny shop windows for extende

I dont know about "substantial" but ultra-violet does technically cause damage. You can see this in posters left in particularly sunny shop windows for extended periods of time.

ominous 10y ago
Sir, the gamma rays were set free inside my property. The children happen to have placed themselves in their path, 5 km away.
- qbrass 10y ago
  It's irresponsible gamma ray owners like you that give all rays a bad name.