Weird penny's

[P_NuT]

Here i have to crazy cents from my collection from many that I have they each weight 2.5 but are very strange can any help me are they error or wat

 

Amazon Forum Fav 👍

A History of Mining on the Kenai Peninsula, Alaska - Grab it through Amazon!

[niffler]

The 1996 penny has been heated in a fire, that's the only difference I see

 

[Digger RJ]

Welcome to Tnet!!

 

[l.cutler]

The other cent just has environmental damage.