If he acted with criminal negligence, or indifference to human life, then the stiffer penalty is called for. You indicate that he did.
>>The Tyree Oil company he tried to blow up is nested in a residential area, and the arson don at night.
They had used crude evaporation of gasoline in the morning sun lighting the candle technique to try to light up loaded tanker trucks.
Fortunately it was unexpectedly cold that morning foiling the crime.
Had the trucks and tank farm blown up, people would have died in their sleep and homes would of burned.<<
I looked them up. They sell 50 millions gallons a year. If they had even one million gallons on hand at a time then this was a major terrorist attempt - a long sentence is appropriate.