LUCENA CITY—Taal Volcano in Batangas province on Tuesday spewed another alarming volume of toxic sulfur dioxide or SO2 gas, considered its highest record this year, according to the Philippine Institute of Volcanology and Seismology (Phivolcs). In its 5 a.m. bulletin on Tuesday, Phivolcs reported that the volcano emitted 11,962 metric tons (MT) of sulfur dioxide
