Final answer:
All motorcycle riders, including drivers and passengers, are required to wear protective headgear to prevent head injuries. Additional safety equipment like safety goggles, ear plugs, and Nomex suits for racing car drivers, are also essential for protection against potential hazards.
Step-by-step explanation:
The persons required to wear protective headgear at all times when riding a motorcycle are all riders, including both drivers and passengers. This safety equipment is essential for protecting the head in the case of a fall or collision, which could otherwise result in severe injuries to the nervous system or even lifelong disability. In addition to helmets, it is advisable to wear safety goggles or sunglasses to shield the eyes from injury and hearing protectors such as ear plugs to guard against loud noises. Protective headgear is not only crucial for those engaging in motorcycle riding but also for activities such as bike riding, skating, and construction work.
Adherence to safety protocols extends beyond wearing helmets. It includes the use of seatbelts while in a motor vehicle, refraining from dangerous stunts on bikes, and checking the depth before diving into water. Moreover, personal protective equipment such as Nomex suits worn by racing car drivers and safety equipment seen at construction sites are vital in guarding against various hazards.