What caused a "windy shot"? Why were they SO dangerous? (Site 1)

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.

i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;