A five member committee has been appointed today by the Army Commander to probe into the explosion which took place in a public transport bus in Kahagolla, Diyatalawa.
The passenger bus caught fire after the explosion and injured 19 individuals last Wednesday.
Of the 19 injured, 7 individuals were Army personnel and 5 individuals were Air Force personal.
The condition of two Army personnel were reportedly critical.
However the Sri Lanka Army assured that the explosion was not an act of terrorism.