Kwolek
[ kwŏl′ĕk′ ]
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American chemist who pioneered the use of polymers to make synthetic fibers. She developed the first liquid crystal polymer fiber, now used to make many products, including bulletproof vests.
QUIZ
CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?
There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?
Question 1 of 7
Which sentence is correct?
The American Heritage® Science Dictionary
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