Blowing Agents Are Gases,or a Compound That Releases a Gas,that

question 20

Multiple Choice

Blowing agents are gases,or a compound that releases a gas,that are added to polymers in the manufacture of a foamed plastic.Which statement is not true?

• A)At one time,CFC's were used as blowing agents
• B)Gaseous pentane is now often used
• C)The DOW 100 percent CO₂ technology uses carbon monoxide
• D)The use of pentane is hazardous because it is highly flammable

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Definitions:

Cesar Chavez

An American labor leader and civil rights activist who co-founded the National Farm Workers Association, leading struggles for the rights of agricultural workers.

National Farm Workers Association

An organization founded to improve the working and living conditions of farm workers in the United States, known for its activism and association with Cesar Chavez.

Nonviolence

The use of peaceful means, not force, to bring about political or social change.

Young Lords

A radical Puerto Rican activist group founded in the 1960s, focusing on social justice issues concerning Puerto Ricans and other Latinos in urban areas.