Years ago I had a toy air gun called a Whamo Airblaster. Does anybody remember those? You can see one on ebay at this link [url=http://cgi.ebay.com/Vintage-Wham-O-Air-Blaster-Black-Good-Condition-Works_W0QQitemZ120234342917QQihZ002QQcateg
oryZ30QQrdZ1QQssPageNameZWD1VQQcmdZViewItemQQ_trksidZp1638Q2em118Q2el1247]Whamo Airblaster[/url] I wanted to buy one but as you can see a bit pricey so I am going to make one. It is sort of related to our airflow subjects. Does this take a special curve on the "funnel" part? Any formulas that would help me? Any ideas?
John