11.   Disassembled gas valves were found in the area.

12.   Disassembled gas valves were found in the area, experts said.

13.   Firefighters were working in cooperation with Esso employees Saturday to cool down equipment so gas supply valves could be shut down.

14.   Police say detached gas valves and tools found in the basement indicate someone caused the explosion Monday in this Baltic port city.

15.   The Bangkok Post reported that police had arrested and charged coffee shop supervisor Chamnien Phuto with negligence, alleging he mistakenly opened a gas valve, causing the explosion.

16.   They cut her phone line and opened a gas valve in a closed room.

17.   Fawcett said there were no apparent restrictions placed on the gas valves controlling supply.

18.   The suspect, who quit the high school in March, admitted to opening the gas valve because his chemistry teacher had never given him enough attention.