It is generally considered safe for pregnant women to travel by car, even during the eighth month of pregnancy. However, there are certain precautions you should take to ensure your safety and that of your baby. Firstly, consult with your healthcare provider before embarking on any long-distance trip. They will be able to assess your specific situation and advise you accordingly. Additionally, make sure you wear your seatbelt properly throughout the journey, positioning it below your belly and across your hips. Take regular breaks during the trip to stretch your legs and prevent blood clots from forming. It's also important to stay hydrated and have snacks on hand in case you feel hungry or nauseous. Lastly, listen to your body - if you experience any discomfort or unusual symptoms during the journey, pull over and seek medical attention if necessary. By following these guidelines and taking necessary precautions, you can safely travel 150 km in your personal car while being eight months pregnant.