Based on the clue 'a fire eater makes sure the flame is out before op...', what is the answer?

Based on the clue 'a finger bone or a group of heavily armed infantry...', what is the answer? What is referred to by 'a finger joint'? Based on the clue 'a finger stick is done to draw this', what is the answer? Based on the clue 'a fire ant mating call contest is part of the fire...', what is the answer? What is associated with: a fire in 1851 destroyed some 35000 volumes in its collection? Based on the clue 'a fire iron used to prod a jester', what is the answer? What is associated with: a fire that swept through a disco on oct 29 1998 killed 63 people in goteborg in this country? Based on the clue 'a firecracker that fails to fire', what is the answer?