texts: Then , why didn't you do that ? </s> <s> I don't know how much we can trust them . Do you have any ideas ? </s> <s> Some of them , I think , are not good . </s> <s> It doesn't taste good ? </s> <s> No , I mean some of them are not clean enough .
labels: That's my greatest concern . But how can you tell which one is clean ?