The casting can be used as part of a housing for {HEAD ~ a refrigeration apparatus}, containing contacting oil lubricant and {TAIL ~ reactive halocarbon refrigerant} 
containing
The casting can be used as part of a housing for { HEAD ~ a refrigeration apparatus } , containing contacting oil lubricant and { TAIL ~ reactive halocarbon refrigerant }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL