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need help quick

Posted: Sun Jan 12, 2014 6:07 pm
by A Lukacs
I am doing the project Getting a Bang Out of Breath Spray and aI built the contraption to launch the vial and I clicked the sparker and nothing happened. I tried it with breath spray, 50% isopropyl alchohol and 70% isopropyl and nothing happened. my science fair project is due in 2.5 weeks so please help!!!

Re: need help quick

Posted: Mon Jan 13, 2014 8:14 am
by kgudger
Hello and welcome to the forums

It sounds like you've chosen the proper materials that will combust, but have you checked that your "clicker" is actually creating a spark? You might have to do this in the dark to see if a spark occurs. If you're getting a spark, and using a combustible material, it should work. Could you post a picture of your apparatus?

Best, Keith