Do I need a safety helmet for indoor work?
Generally speaking, head injury, the injury is a most deadly, but not all the work site must wear, for example some closed space, because the area is small, as long as the security is guaranteed, you can not wear a helmet
Generally speaking, both indoor and outdoor are required to wear helmets, that is to say, enter the construction area, you need to wear, this is to ensure their own safety
Yes, helmets aren't just for falling objects.
Safety helmets must be required to prevent falling objects, and to protect the head from falling!