The Time Of Useful Consciousness (TOUC) refers to the period of time during which an individual can effectively perform cognitive functions in a high-altitude environment without supplemental oxygen. It is crucial for pilots, mountaineers, and individuals working in high-altitude environments to be aware of their TOUC as it can help them make critical decisions in emergency situations.
Several factors can impact an individual’s TOUC, including altitude, physical fitness, age, and overall health. As altitude increases, the available oxygen levels decrease, leading to hypoxia, which can impair cognitive functions. Physical fitness and overall health play a significant role in determining an individual’s ability to withstand high-altitude environments. Age can also affect TOUC, as older individuals may experience a decrease in cognitive function at higher altitudes compared to younger individuals.
TOUC Chart
A Time Of Useful Consciousness Chart is a valuable tool that provides guidance on the amount of time an individual can effectively function at various altitudes without supplemental oxygen. Pilots, for example, rely on TOUC charts to determine their level of cognitive function and decision-making abilities in the event of cabin decompression. By referencing the TOUC chart, pilots can take appropriate actions to ensure their safety and the safety of their passengers.