wear an acid-resistant apron wash your hands tie back long hair use an electric fan to blow gases from the flame
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which method is the best safety procedure when working around open flames?
Possibilities:
- wear an acid-resistant apron
- wash your hands
- tie back long hair
- use an electric fan to blow gases from the flame

tie back long hair