Ask your own question, for FREE!
English 107 Online
OpenStudy (anonymous):

medal/fan/testimonial Use catalyst in a sentence. catalyst- something that causes a change or event

OpenStudy (anonymous):

You can check this out: http://wordsinasentence.com/catalyst-in-a-sentence/ :)

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!