About YOSHIDA SHOICHI
About refinery
About State of California
About fire
About piping(system)
About carbon steel
About silicon containing alloy
About erosion corrosion
About thickness
About sulfide(chalcogenide)
About thinning
About oil-refinery
About 硫化物腐食
About Fire
About Petroleum refining in general
About 米国
About 製油所
About 大規模
About 火災事故