Rescue worker’s helmet

This emoji is quite popular, particularly among younger generations. It is often used in a joking or lighthearted manner, and is not considered to be rude. It is most commonly used on Twitter, Instagram, and Snapchat, and is also used in text messages.

The history of this emoji dates back to 2015, when it was added to Unicode 8.0. It was created as a symbol of safety and protection, and has since become a popular emoji used to express a variety of emotions, including humor, comfort, and reassurance. It is also sometimes used to refer to medical or emergency services.