If someone keeps cholov Yisroel but is lenient when it comes to powdered milk, is there a halachically reliable/valid way to verify that a product is made with powdered milk as opposed to fresh milk, ...
Some hechshers have the designation "DE" for "Dairy Equipment." Do those who keep Cholov Yisroel eat food with this designation? (I am mostly talking about the minority who consider [American] cholov ...
Which groups or authorities consider Cholov Yisroel to be normative halacha and not a chumra? (Possibly equal to, "Who considers cholov stam treyf"?)