Indonesian volcano Ruang erupted again

The Ruang volcano is again spewing ash and rock. The mountain north of the Indonesian island of Sulawesi has been active for weeks. Again there is concern about a possible tsunami, the highest warning level applies.The Indonesian volcano Ruang, which has been active for weeks, has erupted again. The eruption ejected ash, smoke and rocks almost two kilometers into the air, according to the state Center for Meteorology, Climatology and Geophysics.The highest warning level applies to the 725 meter high volcano. Residents and mountaineers were asked to stay at least six kilometers away from the crater.The Ruang is about 95 kilometers from Sam Ratulangi International Airport in the city of Manado. The airport was closed due to poor visibility and ash hazards to engines, the airport authority said.