Terms containing layer of oxide

Subject	English	French
met.	lack of fusion due to metal being deposited on a layer of oxide which has fused but not dispersed	collage blanc
met.	lack of fusion due to metal being deposited on a layer of oxide which has not been fused	collage noir
met.	layer of oxide	couche d'oxyde
met.	layer of oxide between two runs or between one run and the parent metal	interposition d oxyde
met.	the theory of the stability of oxide layers lining metal surfaces	le concept de la stabilité des couches d'oxyde recouvrant les surfaces métalliques