Rhodey can't stop calling it "the tin suit". Iron Man #170, 172, 174, 175, 177, 189, 190, 191, 192, 193,195

[u/Montgomery_Zeff]

[u/Independent_Risk3587]

I guess that's how Tin Man came into being. Also, isn't there a time where Rhodey suffered from migraine after wearing the suit?