13 February Cosmic Radiation Cosmic radiation is a form of ionizing radiation that comes from outer space and reaches the Earth’s atmosphere. It consists of high-energy particles, such as protons, electrons, and heavy ions, which can pose a risk to human health. For pilots in the UK, exposure to cosmic radiation is a concern due to the increased altitude they fly at. The UK Civil Aviation Authority (CAA) recognises the potential health effects of cosmic radiation and has issued guidance on the matter. According to the CAA, the UK has set a maximum dose limit of 20 millisieverts (mSv) per year for occupational exposure to ionizing radiation. This limit applies to all workers, including pilots, who are exposed to cosmic radiation as part of their job. However, it is important to note that the actual exposure to cosmic radiation experienced by pilots can vary greatly depending on several factors, including the type of aircraft, the route is flown, and the time of year. The CAA recommends that pilots take steps to minimise their exposure, such as flying at lower altitudes where possible and avoiding routes that cross the poles. The UK has also established a monitoring program for exposure, which is designed to help pilots and their employers keep track of their exposure levels. This program involves the use of dosimeters, which are small devices that measure the amount of radiation an individual is exposed to. In addition to the CAA’s guidance, the European Aviation Safety Agency (EASA) has also issued recommendations on cosmic radiation exposure for pilots. These recommendations include the use of dosimeters, regular health check-ups, and the provision of educational materials on the effects of such radiation. It is important to note that while cosmic radiation exposure can pose a risk to human health, it is generally considered to be low compared to other sources of ionizing radiation. However, it is still important for pilots to be aware of the potential effects of cosmic radiation and to take steps to minimise their exposure whenever possible. In conclusion, the UK Civil Aviation Authority and the European Aviation Safety Agency recognize the potential health effects of cosmic radiation and have issued guidance to help pilots minimise their exposure. By following these guidelines and monitoring their exposure levels, pilots can ensure that they are working safely and responsibly and that they are taking care of their health and well-being. If you have any questions about health and safety in aviation industry or are interested in finding out more, get in touch with LRB Consulting today.