Oh? That's highly germane now, isn't it. Thanks for the report. Worth looking into. A fallout product, but its also associated with natural gas production.
Related to some of those big(but not nuclear looking) flashes over there?
Welcome aboard! BTW. Mono or Di N2H4 ?...(I kid...)
Run through the translator
"...Radiation and Nuclear Safety Authority (STUK) has been detected in Helsinki, Kuopio and Eurajoen airborne radioactivity monitoring stations from 16 to 19.3. For aerosol collected in small quantities of radioactive iodine (I-131). The measured amount of iodine were of the order of a few miljoonasosabecquereliä cubic meter of air. The quantities are so small that they have no effect on human health. Finnish other monitoring stations measuring results from this period will be completed later this week.
The Swedish Radiation Safety Authority has confirmed had made the same magnitude observations of iodine concentration. STUK will continue to iodine origin of the settlement, among other things, in liaison with neighboring countries, radiation monitoring authorities, and tells them immediately on receipt of further information.
The Finnish Meteorological Institute, the air currents sample collection period are oriented to the south to Finland mainly from the south and east.
A similar type of observation was made recently in January 2012, when iodine was from budapestiläisestä radioisotopes establishments..."
Hmm.