Investigation showed, however, that twenty per cent of the articles of food in common use were adulterated.
"History of the United States, Volume 6 (of 6)"
E. Benjamin Andrews
If such be advertised, it is usually adulterated.
"Ontario Teachers' Manuals: Household Management"
Ministry of Education
Where should I be if I'd been swallerun London fogs and adulterated milk and butter all my life?
"Peccavi"
E. W. Hornung