pollutant units emission standard coal-fired petroleum coke-fired
pollutant
units
emission standard
coal fired
petroleum coke fired
number
number minimum maximum
number minimum maximum
text text number numberspan numberspan
so2 lb/mmbtu ≤ 0.15 0.0-0.04 0.03-0.13
which pollutant has the least amount of petroleum coke fired ?
WDT NN VBD-AUX DT JJS NN IN NNP NNP VBD .
SO3
select c1 from w order by c5_number limit 1