Which equipment utilizes particle size selective inlets to separate particulates?

High volume samplers are specifically designed to collect air samples by utilizing particle size selective inlets that help separate particulates from gases. These samplers operate by drawing in a large volume of air through a filter, capturing particles of a certain size range, which is crucial for analyzing air quality and the presence of particulate matter in the environment.

The use of selective inlets allows researchers and environmental health specialists to focus on specific sizes of particles, which can be integral to understanding health impacts, regulatory compliance, and environmental monitoring. This capability to isolate particulates according to size is essential for determining levels of air pollution and assessing risks to public health.

Other equipment, such as baghouse air filters, focuses on capturing dust and particles from industrial emissions but do not specifically use the same size-selective inlets as high volume samplers. Atmospheric respirator sieves serve a different purpose related to respiratory protection rather than sampling, and outfall vacuums are not designed for the selective analysis of particulates in air, making them less relevant in the context of air quality sampling.