The ability of lubricating oils to resist viscosity changes during temperature changes is indicated by the()
To assist separation of low viscosity oils steam coils or electric heaters are fitted () of the oily water separator.
Heavy residual fuel oils are heated prior to centrifuging to ()
Heavy fuel oils generally have an upper average ash content of 0~1% by weight.Which of the following conditions could be expected if the ash content increase above this amount?()
Although lube oils used in the main lubricating service systems should have a relatively high flash point to avoid ignition, they can create smoke and fire hazards when they()
Emulsion oils and sodium nitrite are both approved additives, but () cannot be used if any pipes are galvanized or if soldered joints exist.
The treatment of the fuel oils involves storage, heating, filtering and()
Although lube oils used in the main lubricating service systems should have a relatively high flash point to avoid ignition, they can create smoke and fire hazards when they ().
To counteract these undesirable effects cylinder oils usually contain additives formulated to impart a high degree of () and detergency.
() fuel oils () lubricating oils require treatment before passing to the engine.