Which of the following is a characteristic of indirect monitoring techniques?

Indirect monitoring techniques are designed to minimize direct contact with hazardous materials, which is a critical aspect of maintaining safety for personnel in CBRN reconnaissance operations. These techniques often involve assessing conditions remotely or through the analysis of samples collected from a distance, rather than placing personnel in direct proximity to potentially dangerous contaminants.

This characteristic is fundamental because it reduces the risk of exposure to harmful substances, allowing for safer operational practices in environments where contamination is suspected. The focus on minimizing direct contact is essential for protecting personnel's health and safety while still gathering necessary information about the hazards present in an area.

Real-time contamination alerts and accuracy in measuring hazards are generally features of direct monitoring techniques, while indirect methods primarily emphasize safety through distanced assessments. Such operational strategies are crucial for effective and safe reconnaissance in environments that may be hazardous.