What company sells pig products to Walmart and was investivaged by the Human Society ?
Since 1991 , Walmart also has not carried music albums marked with the Recording Industry Association of America 's ( RIAA 's ) Parental Advisory Label ( contradictory to the allowance of R - rated movies and video games rated Mature ) , although it carries edited versions of such albums , with obscenities removed or overdubbed with less offensive lyrics .