In 2010, the Clean Air Act

question 98

Multiple Choice

In 2010, the Clean Air Act

• A) was repealed.
• B) cost $27 billion to implement, but saved an estimated $110 billion.
• C) resulted in some 4 million lost works days.
• D) was severely weakened by the Congress in a new bill that was ultimately vetoed by the President.

---

Definitions:

Cardiac Muscle

A specialized form of muscle tissue found only in the heart, characterized by interconnected cells that contract rhythmically and involuntarily to pump blood throughout the body.

Interstitial Fluid

This is the fluid that fills the spaces between cells, providing nutrients and removing waste.

Striations

A series of lines, streaks, or stripes within a structure, often seen in muscle tissue or minerals.

Smooth Muscle

A type of muscle found in the walls of internal structures like the intestines, blood vessels, and uterus, characterized by its involuntary control and lack of visible striations.