from chernobyl was this release , it was in the western direction is precisely in the direction of poliskye to kyiv passes through the redwood forest and is well known to everyone, so you can’t even water it, so you can clearly say in advance how and where to evacuate, where it will be safe and where it will be dangerous, you need to give the specialists a little time to they figured out what happened, where the fall went, and then decide where it is safe , where it is dangerous, this is the main message, that is, we cannot predict anything, that is why this is the diagram that is written literally on a daily basis. it should be known by every ukrainian right now, it is true, because the situation is very dynamic and changing. well, first of all, for those who studied physics, i can say that i am happy with radioactive nuclides. they have the property of radioactive decay. it was they are radioactive and with it is characterized by a high decay rate, a half-life period, for example, cesium and strontium - it is about 30 years, and eight days are even more short-lived, the main rule is that