Which of the following is NOT a factor in the determination of exposure to asbestos?

The determination of exposure to asbestos is primarily concerned with factors that directly influence how and when individuals might come into contact with asbestos fibers. Seasonal changes in weather do not inherently affect the presence or release of asbestos fibers from materials. While weather conditions may impact the condition of buildings over time, factors like physical wear of asbestos materials, duration of occupancy, and the age of the building materials are crucial in assessing the level of exposure.

Physical wear can lead to the deterioration of asbestos-containing materials, consequently increasing the likelihood of fibers becoming airborne. The duration of occupancy relates to how long individuals may be exposed to these materials, which is significant in evaluating health risks. Furthermore, the age of building materials is critical because older materials are more likely to be in poorer condition and release fibers. Therefore, weather does not play a direct role compared to these other factors, making it the correct choice as the one not linked to the determination of asbestos exposure.