What caused a "windy shot"? Why were they so dangerous?

From 1867 to 1906 Indian Territory's mines were the most dangerous in the United States, with more than thirteen miners dying per million tons of coal produced. ... A "windy shot" occurred when a miner used too much black powder or improperly tamped the charge down before setting off the explosion.

Explanation:

both are true, the congress does have the power to create banks, even if this power is not specifically described in the constitution, since there is nothing restricting it and there is power given to the congress to make "all laws which shall be necessary and proper". maryland was not allowed to tax a branch of the national bank operating there, and the supreme court decided that no state could. both of these topics were discussed in a decision of the mcculloch v. maryland case in 1819.

monitor contract compliance and results of forestry activities to assure adherence to government regulations.  

can i have brainlest