dohpaz42@lemmy.world to Asklemmy@lemmy.mlEnglish · 3 days agoAny ideas what these signs on this building mean?lemmy.mlexternal-linkmessage-square52fedilinkarrow-up1156arrow-down15file-text
arrow-up1151arrow-down1external-linkAny ideas what these signs on this building mean?lemmy.mldohpaz42@lemmy.world to Asklemmy@lemmy.mlEnglish · 3 days agomessage-square52fedilinkfile-text
They’re NFPA 704 signs.
Thank you!