9781422276884

Words to Understand

blueprints: A reproduction of a technical plan for the construction of a home or other structure. Blueprints are created by licensed architects. carbon footprint: The amount of greenhouse gas (carbon dioxide, methane, ozone, etc.) emissions created by a person, product, organi- zation, or event. Greenhouse gases warm the earth’s atmosphere. self-employed: Working for oneself as a small business owner, rather than for a corporation or other employer. Self-employed people must generate their own income and provide their own fringe benefits (such as health insurance). sprinkler system: A fire protection system that shoots out water when high heat from a fire is detected. water softener: A device that removes hard minerals such as calcium and magnesium from water. Hard water can cause a scaly buildup on pipes, heating elements in appliances, dishes, and even our skin.