Sick of companionship? Looking to aggravate the general public? Can't save up for a real airhorn? If your answers are yes, yes, and yes, then this project's for you. A most basic materials list of a film canister, balloon, and straw is all it takes to blast 120-decibel honks from this DIY air horn after just minutes of simple construction.
via lifehacker
Comments
lol now thats funny
haha, I bet it's pretty loud!
I think that is a good way to make friends. Fun is better than boring.
Marc