Reading Comprehension 1

The main point of this passage is that...

• carbon tetrachloride can be very dangerous when it is heated.

• the government banned carbon tetrachloride in 1970

• although carbon tetrachlode can legally be used in industry, it is not allowed in home products

• carbon tetrachloride used to be a regular part of cleaning compounds

The word "widely" in line 2 could most easily be replaced by....

• grandly

• extensively

• largely

• hugely

The word "banned" in line 4 is closest in meaning to....

• forbidden

• allowed

• suggested

• instituted

According to the passage, before 1970 carbon tetrachloride was...

• used by itself as a cleanser

• banned in industrial use

• often used as a component of cleaning products

• not allowed in home cleaning products

It is stated in the passage that when carbon tetrachloide is heated, it becomes...

• harmful

• colorless

• a cleaning compuond

• inflammable

The word "inhaled" in line 7 is closest in meaning to....

• warmed

• breathed in

• carelessly used

• blown

The word "revoked" in line 8 could most easily be replaced by....

• gave

• granted

• instituted

• took away

It can be inferred from the passage that one role of the U.S. government is to...

• regulate product safety

• prohibit any use of carbon tetrachloride

• instruct industry on cleaning methodologies

• ban the use of any chemicals

The paragraph following the passage most likely discusses...

• additional uses for carbon tetrachloride

• the banning of various chemical

• further dangerous effects of carbon tetrachloride

• the major characteristics of carbon tetrachloride