SAP ABAP Data Element MC_MATEFF (Material efficiency) is used by

• Table (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Table	MCCOMP - MATEFF	Material Components	MCF	APPL	SAP_APPL
2	Table	MCCOMPB - MATEFF	Material Components	MCF	APPL	SAP_APPL