Over 3,000 people die in residential fire-related accidents every year. Understanding the dangers of having flammable liquids like natural gases, cooking oils, and household cleaners can reduce the risk to property and family. "Flammable Liquids, Gases, and Greases" discusses the properties and legal classifications of gasoline, cosmetics, cleansers, natural gas, and cooking oils, among others. The visually bracing style gives a straightforward look at properly storing and handling flammable substances. The video emphasizes detecting potential fire hazards, including vapors and fumes, and preventing them from sparking.