Welders who were working on a tanker truck in a Von Ormy shop apparently touched off a small explosion today, 1200 WOAI news reprots.


  Crews were sent to an industrial park on Quisenberry Road after neighbors reported hearing an explosion.


  Indications were that there was some corrosive material still inside the tanker which caught fire during the welding process.


  Nobody was serious hurt and there was no fire.