A highly volatile dangerous situation requiring immediate remedial action

• flash point

  1. The lowest temperature at which a combustible liquid or solid produces sufficient vapor near its surface to generate an ignitable mixture with air.
  2. The point at which eruption into significant action, creation, or violence occurs:

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  1. The lowest temperature at which a combustible liquid or solid produces sufficient vapor near its surface to generate an ignitable mixture with air.
  2. The point at which eruption into significant action, creation, or violence occurs:

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• emergency

  1. A serious situation or occurrence that happens unexpectedly and demands immediate action.
  2. A condition of urgent need for action or assistance:
  3. For use during emergencies:

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  1. A serious situation or occurrence that happens unexpectedly and demands immediate action.
  2. A condition of urgent need for action or assistance:
  3. For use during emergencies:

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• crisis

  1. A crucial or decisive point or situation, especially a difficult or unstable situation involving an impending change.
  2. A sudden change in the course of a disease or fever, toward either improvement or deterioration.
  3. An emotionally stressful event or traumatic change in a person's life.

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  1. A crucial or decisive point or situation, especially a difficult or unstable situation involving an impending change.
  2. A sudden change in the course of a disease or fever, toward either improvement or deterioration.
  3. An emotionally stressful event or traumatic change in a person's life.

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The end

• utmost point

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• outside

  1. The part or parts that face out; the outer surface.
  2. The part or side of an object that is presented to the viewer; the external aspect.
  3. Outward aspect or appearance:

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  1. The part or parts that face out; the outer surface.
  2. The part or side of an object that is presented to the viewer; the external aspect.
  3. Outward aspect or appearance:

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• limit

  1. The point, edge, or line beyond which something ends, may not go, or is not allowed:
  2. The boundary surrounding a specific area; bounds:
  3. Something that restricts or restrains; a restraint:

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  1. The point, edge, or line beyond which something ends, may not go, or is not allowed:
  2. The boundary surrounding a specific area; bounds:
  3. Something that restricts or restrains; a restraint:

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A remote part of the body

• foot

  1. The lower extremity of the vertebrate leg that is in direct contact with the ground in standing or walking.
  2. A structure used for locomotion or attachment in an invertebrate animal, such as the muscular organ extending from the ventral side of a mollusk.
  3. The lowest part; the bottom:

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  1. The lower extremity of the vertebrate leg that is in direct contact with the ground in standing or walking.
  2. A structure used for locomotion or attachment in an invertebrate animal, such as the muscular organ extending from the ventral side of a mollusk.
  3. The lowest part; the bottom:

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• hand

  1. The terminal part of the human arm located below the forearm, used for grasping and holding and consisting of the wrist, palm, four fingers, and an opposable thumb.
  2. A homologous or similar part in other animals, as the terminal part of the forelimb in certain vertebrates.
  3. A unit of length equal to 4 inches (10.2 centimeters), used especially to specify the height of a horse.

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  1. The terminal part of the human arm located below the forearm, used for grasping and holding and consisting of the wrist, palm, four fingers, and an opposable thumb.
  2. A homologous or similar part in other animals, as the terminal part of the forelimb in certain vertebrates.
  3. A unit of length equal to 4 inches (10.2 centimeters), used especially to specify the height of a horse.

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• limb

  1. One of the larger branches of a tree.
  2. One of the jointed appendages of an animal, such as an arm, leg, wing, or flipper, used for locomotion or grasping.
  3. An extension or a projecting part, as of a building or mountain range.

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  1. One of the larger branches of a tree.
  2. One of the jointed appendages of an animal, such as an arm, leg, wing, or flipper, used for locomotion or grasping.
  3. An extension or a projecting part, as of a building or mountain range.

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