A gas cylinder exploded on Wednesday killing two people and injuring six others at Mikka trading centre in Wakiso district.
Taddeo Jagenda, 51, and Suleiman Kinobe, 73, purchased the cylinder which exploded while they tried to repair it.
Serve Joshua, 9, Catherine Nagoya, 7, Timothy Kisuze, 9, and three others only identified as 6-month-old Maya, Titus, 6, and Nalukenge, 40 were injured.
They are admitted to Namayumba Health Centre III in Wakiso district.
Kampala Metropolitan Deputy Police spokesman Luke Owoyesigyire said police bomb squad recovered the exploded cylinder and took it for analysis.