small spaces. However, there are no national fire safety codes (NFSCs) for this agent. Therefore, it ... 이 필요하다고 판단된다. According to fire statistics analysis of the nation's fire department between 2015–2019 ... is necessary to enact firesafety standards for this agent for smooth-field applications. 한국방재학회 한국방재학회논문집 이영삼, 백수호