problem loan(A bad debt is an amount owed by a debtor that is unlikely to be paid due, for example, to a company going into liquidation. There are various technical definitions of what constitutes a bad debt, depending on accounting conventions, regulatory treatment and the institution provisioning. In the USA, bank loans with more than ninety days' arrears become "problem loans". WK Alexander Demidov)
field of increased focus(Thus, powering of power consuming device arranged out of reach from a known supply of power supplied from the top of the well has become a field of increased focus in the area of oil field operations. I. Havkin)
