The fine for a company adding some small amt of an emulsifier or a mix of other milks is minor. Rav Moshe was a true American citizen and belived in the USA food admin. and could not belive someone would go behind their backs. Who says that if Rav Moshe know the small fine thats involved would he have been Ok’ed it.
PS whats is done with the millions of gallons of hog milk. (never saw them for sale in shop rite. Some farms in N.C. raise 62,000 of
them. Also are the plants Pasteurizing (hot) cows milk are being used for other types of milk ?. Do people who rely on R’moshe know that once you leave the USA his hetur is null.