Zero is Possible!! Crossword

a danger or risk
acknowledgment of something's existence
an act of selecting or making a decision
a place to smelt metals
a thing that blocks one's way or prevents or hinders progress
a person competent or skilled in a particular activity
a fence or other obstacle that prevents movement or access
the ability to notice things, especially significant details
a padded protective covering for the hand used in boxing, baseball, and other sports
the process of burning something
operating by or producing electricity
a place for a domestic fire, especially a grate or hearth at the base of a chimney
something that impedes or prevents passage or progress
a colorless, odorless toxic flammable gas formed by incomplete combustion
a porous device for removing impurities or solid particles
a session of vigorous physical exercise or training
an even distribution of weight
the surroundings or conditions in which a person, animal, or plant lives or operates
activity requiring physical effort, carried out especially to sustain or improve health and fitness
a mark or a series of signs or objects left behind by the passage of someone or something
the state of being stable
the power to influence or direct people's behavior or the course of events