5 ms·

I wonder if it is safe to mount simple UVB bulb at house

• erdewit 6y ago
  Here's some Soviet kids doing that, gathering around a mercury lamp: https://duckduckgo.com/?q=soviet+uv+lamp&t=brave&iar=images&iax=images&ia=images https://duckduckgo.com/?q=soviet+uv+lamp&t=brave&iar=images&...
  • Aardwolf 6y ago
    That... does not answer the question
    • rapjr9 6y ago
      No, it is not safe. Read my post above about the Sperti vitamin D lamp and it's safety requirements.