I have collected important comments from the Anon in screenshot.

Here is the archived link

Here is the direct 4chan link

He is saying that the transport that crashed in AZ was carrying Nitric Acid which was intentionally mislabeled as something harmless to avoid security measures.

WE DONT KNOW IF THIS IS A LARP, BUT BETTER SAFE THAT SORRY.

If you are exposed, please go to an ER and get yourself checked. Nitric Acid is really deadly and if its really in the air, acid rains possible.

This news link How dangerous is nitric acid? Shelter-in-place order issued as toxic fumes spill from overturned truck on I-10 in Tucson seems to confirm Nitric Acid as well.

More confirmation from the ground.

I have collected important comments from the Anon in screenshot.

Here is the archived link

Here is the direct 4chan link

He is saying that the transport that crashed in AZ was carrying Nitric Acid which was intentionally mislabeled as something harmless to avoid security measures.

WE DONT KNOW IF THIS IS A LARP, BUT BETTER SAFE THAT SORRY.

If you are exposed, please go to an ER and get yourself checked. Nitric Acid is really deadly and if its really in the air, acid rains possible.

This news link How dangerous is nitric acid? Shelter-in-place order issued as toxic fumes spill from overturned truck on I-10 in Tucson seems to confirm Nitric Acid as well.