Summary
The FIA has declared the Singapore Grand Prix as a Heat Hazard event for 2025 due to high temperatures and humidity. This decision requires drivers to use cooling systems or add weight to their cars as part of new safety protocols. These measures aim to protect drivers from heat-related issues during the race.
Key Facts
- The Singapore Grand Prix is now considered a Heat Hazard event due to extreme heat and humidity.
- The FIA's safety rules require drivers to use cooling vests or add 0.5kg ballast if they choose not to use the vest.
- Cooling vests help reduce body temperature with a system of pumps, coolant, and a heat exchanger in the car.
- These rules came after the 2023 Qatar Grand Prix where drivers needed medical help due to heat.
- Cooling vests were initially mandatory but are now optional due to feedback and reliability issues.
- George Russell was the first driver to use the new vest at the 2025 Bahrain Grand Prix.
- Drivers like Carlos Sainz have expressed doubt about the vest's necessity and reliability.
- The race takes place at night, adding to the heat challenge due to high humidity levels.
