The toxic red mud by the eruption of a tank factory in Hungary has reached the mighty Danube fell on Thursday after the devastating small rivers and streams, and the countries of departure for waterproof.
The European Union and environmental authorities fear an environmental disaster to hit half a dozen countries, as well as red clay, a waste product of aluminum production, pollution of the Danube, the second longest river in Europe.
Officials from Croatia, Serbia and Romania took samples from the river every few hours on Thursday, but expect the huge amount of water of the Danube that the impact of disasters bones.
Hungary tank Monday to break threw a poisonous stream through three villages and flows associated with waterways of the Danube. Kolontar flows in the west of the nearest town to escape still too swollen and red ocher later, the villagers said they were free to fish.
The red mud has reached the western arm of the Danube on Thursday, and its width, extending from the main meal, said agency spokesman Tibor Dobson save the Hungarian state news agency MTI.
Dobson said the pH level of red mud had fallen into the river and probably more damage to the environment. It can be used in a pH value of 13 trials and was now less than 10 and had no dead fish were discovered in the Danube, he said.
Water with a neutral pH of 7, with normal values up to 6.5 and 8.5. Each pH value of 10 times the previous level, so a pH of 13 is 1000 times more alkaline pH of 10
The Hungarian Academy of Sciences said sludge samples showed two days ago in the land of the concentrations of heavy metals "is not close" to a level considered hazardous to the environment. But the academy on Thursday that more dangerous than mud - apparently due to the corrosive properties.