In the world, gravity establishes how the flame burns. Many of the very hot gases in the flame are much hotter (and fewer dense) as opposed to surrounding air, so they shift upward towards decreased stress. 知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 There's not a solid more than enough attraction concerning The 2 https://fire-risk-assessment-serv01233.prublogger.com/35387271/fascination-about-what-to-expect-during-a-fire-risk-assessment