This paper presents a method to determine the amount of oil residues in HVAC components surfaces. That method has been validated. It appears that the oil concentration of studied HVAC components depends on the technique used for their manufacturing.
Mineral oil residues on HVAC components : measuring methods
Year:
2003
Bibliographic info:
Building and environment, Vol. 38, Issue 8, August 2003, pp 1057-1061