A filter aid and a method of using the same are disclosed that effectively removes contaminants from water-based metal forming liquids used in aluminum forming, rolling and other metal working processes. Upon identifying a change to the loan level data, the loan level data and the commitment data including the price is updated based on the change. A processor estimates the property using the detected formation radiation and the detection locations. A retention member applies force to the post to force the post to seal the tip of the male luer with the medical connector is not activated.