dohpaz42@lemmy.world to Asklemmy@lemmy.mlEnglish · 2 days agoAny ideas what these signs on this building mean?lemmy.mlexternal-linkmessage-square44fedilinkarrow-up1149arrow-down14file-text
arrow-up1145arrow-down1external-linkAny ideas what these signs on this building mean?lemmy.mldohpaz42@lemmy.world to Asklemmy@lemmy.mlEnglish · 2 days agomessage-square44fedilinkfile-text
They’re NFPA 704 signs.
Thank you!