Any materials or evidence collected from an explosion site are put into airtight containers.
true
false

True

Explanation:

The explosion residue is a mass of materials like proplellents, primers, and volatile chemicals which should be handled and collected with care. These should be preserved in air tight containers like metal paint boxes so as to prevent the loss of volatile chemicals through evaporation.

As all components are necessary for identification of type of explosive material by analytical procedures use for explosion.

On the basis of the above description, any materials or evidence collectedfrom the explosion site are put into air tight container is true.

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