1990 ARCO explosion
... that two major petrochemical explosions in the Greater Houston area, the 1990 ARCO explosion and the Phillips disaster, occurred within one year of each other?
... that two major petrochemical explosions in the <a href="./Greater_Houston" id="mwBas" rel="mw:WikiLink" title="Greater Houston">Greater Houston</a> area, the <b id="mwBaw"><a href="./1990_ARCO_explosion" id="mwBa0" rel="mw:WikiLink" title="1990 ARCO explosion">1990 ARCO explosion</a></b> and the <a href="./Phillips_disaster_of_1989" id="mwBa4" rel="mw:WikiLink" title="Phillips disaster of 1989">Phillips disaster</a>, occurred within one year of each other?