Many phones have exploits that bypass the pin. Governments have tools specifically designed to use these

A chicken taco at that.

I will personally celebrate with the most expensive whiskey I can find on this day.

Or, pass a metal detector over it.

Or return it for refund…

That only helps to find ferrous metals.

Most food production equipment is stainless, and not very magnetic if at all.

Especially when they had problems getting the coal they could mine, where it needed to be used.