What are combination cartridges designed to filter?

Combination cartridges are specifically designed to filter both particulate contaminants and select gases or vapors. This capability makes them versatile and suitable for environments where workers may be exposed to multiple types of hazardous materials.

The design of combination cartridges typically includes mechanisms that can trap solid particles, such as dust, dust-like materials, and aerosols, while simultaneously utilizing chemical processes to neutralize harmful gases or vapors. This dual functionality is particularly important in industries such as construction, painting, and chemical manufacturing, where different kinds of hazards may be present at the same time. The ability to filter both types of contaminants enhances the safety and health of workers who may encounter diverse airborne threats.

The other response options are misleading because they only focus on filtering one type of contaminant. Some options suggest focusing solely on particulate matter or gases, which do not reflect the true function of combination cartridges. Similarly, filtering only for oxygen-deficient environments disregards the diverse chemical hazards that often accompany such conditions. Thus, the comprehensive approach of combination cartridges underscores their critical role in occupational safety.