Last week in Oslo, nostr:nprofile1qqszpya64p3pcke9t685lskxlh7ppk99tx9z25tkvnh6h2rqwd03qvqpz4mhxue69uhhyetvv9ujuerpd46hxtnfduhsz9rhwden5te0wfjkccte9eekzmt59eehgtcpzamhxue69uhhyetvv9ujuurjd9kkzmpwdejhgt...
What sort of particulates measurement is it able to achieve and how much do they cost?
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