Well, it's also a lot easier to validate their choices - you and anyone else who are fluent in English, Russian or a number of other languages can go pick up a

Well, it's also a lot easier to validate their choices - you and anyone else who are fluent in English, Russian or a number of other languages can go pick up a copy of Voices from Chernobyl, say, and give it a try. (It's amazing.) You will have a harder time validating the chemists' work.