Contact explosive

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Contact explosive generally refers to any substance that will explode when relatively small quantities of energy are applied to the substance, whether that be heat, light, sound, or physical pressure and even (in the case of nitrogen triiodide) alpha radiation.

Examples include:

Compound Sensitivity Sensitive to
Acetone peroxide High Heat, Flame, Shock, Friction
Chlorine azide Extreme Friction, Shock
Fulminates, such as Silver fulminate and Mercury fulminate Very High Static, Heat, Flame, Shock
Lead azide Very High Shock, Static
Nitrogen triiodide Extreme Shock
Nitroglycerin Very High Shock, Friction
Picric acid (Dry) High Shock, Friction
Tetrasulfur tetranitride Moderate Shock, Friction
Flash powder (Containing Sulfur or Chlorates) High Static, Flame, Friction
Silver nitride Extreme Shock

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