Which type of cost is incurred but cannot be recovered?

Which type of cost is incurred but cannot be recovered?

کس قسم کی لاگت کی جاتی ہے لیکن بازیافت نہیں کی جاسکتی ہے؟
Explanation

Sunk Cost refers to money already spent and cannot be recovered, regardless of future actions.

It should not affect future business decisions, as it's irreversible.