My world. What is the damage caused by weather explosion and flame ball?

My world. The injuries caused by weather explosion and fireball are:

1, the weather explosion caused 65 damage points. Hunting coolies can get the gunpowder ingredients that coolies are afraid of falling, and can blast 1 17 pieces of Hellfire Rock, with twice the power.

2. The fireball damages 5 points (2.5 hearts). The damage caused by this explosion is very weak, and the damage caused by all difficulties is the same, whether it is ordinary or difficult. After being hit by a fireball, it will cause burns for an additional 5 seconds.