11+7E+PP

a. What are petrochemicals. a [|chemical]  substance obtained from petroleum or natural gas, as gasoline, kerosene, or petrolatum. b. Where do petrochemicals come from? Heat and pressure from these layers helped the remains turn into what we today call crude oil. The word "petroleum" means "rock oil" or "oil from the **earth **." Crude oil is a smelly, yellow-to-black liquid and is usually found in underground areas called reservoirs. c. What is the fractional distillation Industrial distillation. Fractional distillation is the most common form of **separation technology ** used in petroleum refineries, **petrochemical ** and chemical plants, natural gas processing and cryogenic air separation plants. d. How do petrochemicals get into the environment? e. What happens to the petrochemicals, plants, and animals? Spilled oil can harm living things because its chemical constituents are poisonous. This can affect organisms both from internal exposure to oil through ingestion or inhalation and from external exposure through skin and eye irritation. Oil can also smother some small species of fish or invertebrates and coat feathers and fur, reducing birds' and mammals' ability to maintain their body temperatures. f. Who uses petrochemicals?

g. List some different petrochemicals and name their uses.