What term describes the acquisition of supplies for explosive construction?

The term that best describes the acquisition of supplies for explosive construction is procuring bomb materials. This term specifically focuses on the process of sourcing and obtaining the various components and materials needed to create explosives or explosive devices. It encompasses all actions related to gathering the necessary supplies, which is a critical aspect of explosive construction.

The other options, while related to explosives, do not specifically capture the idea of acquiring materials. Manufacturing explosives refers to the actual process of creating explosives rather than obtaining the materials needed for that process. Storage of hazardous materials deals with how these components are stored once acquired, without focusing on their procurement. Explosive handling refers to the safe management and manipulation of explosives, rather than the initial step of obtaining the materials required for their construction. Thus, procuring bomb materials clearly and accurately reflects the focus on acquiring the necessary supplies for explosive construction.