Lawn mower blade
It is about time...
https://i.imgur.com/Hm7D2Ls.jpg?1
Dinner seafood firepot
Got it from place where known member here works.
https://i.imgur.com/7Us3EP4.jpg?1
..
Photo of old blade
https://i.imgur.com/Bij4fQz.jpg?1
https://i.imgur.com/P4XVNcj.jpg?1