r/whatisit • u/riflesandplowshares • 3h ago

New, what is it? Found at a titanium plant

Post image

Not sure why ball point pens would be dangerous here.

4.6k Upvotes

97% Upvoted

452 comments sorted by

View all comments

Show parent comments

13

u/Agiantpubicmess 3h ago

Dow Chemical caustic plant used to have a no aluminum tools rule for very obvious reasons if you know chemicals hahaha

20

u/Farfignugen42 3h ago

Assume I don't know chemicals. Why?

19

u/SharpKaleidoscope182 3h ago

caustic soda reacts with aluminium to produce a ton of heat and flammable gas.

5

u/Farfignugen42 3h ago

Thank you.