Original sentence: During the UN decade on water boreholes, hand dug wells and tubewells were constructed and water pumps provided to developing countries.It is sometimes referred to as VLOMM, or Village Level Operation and Management of Maintenance.Village Level Operation and Maintenance, commonly VLOM, refers to the use of a hand pump which requires minimal maintenance
Edited sentence: During the UN decade on water boreholes, hand-dug wells and tubewells were constructed and water pumps provided to developing countries.It is sometimes referred to as VLOMM, or village-level operation and management of maintenance.Village-level operation and maintenance (VLOM) is the use of a hand pump that requires minimal maintenance