I've been playing around with:this http://sci-toys.com/scitoys/scitoys/thermo/thermo2.html recently. My lighter piezos keep breaking because they're not relly durable. So I thought of using a capacitor to make a spark to ignite it. Would this circut work (without blowing the capacitor)? http://img69...

Sprinkler valves are fairly cheap. I paid $22 canadian for my 1" orbit watermaster valve. The modding supplies cost me about $14.

I just got word that mcmaster-carr no longer ship to private induviduals outside of the US... Does Home Depot sell blowguns and such? Or does anyone know of a website simalar to mcmaster.com?

Interesting idea: you know those easter eggs you can make by making a small hole on both sides of an egg and then you blow out the eggs(try searching it on google)? Make one of those, then tape up the bottom hole and fill it with jello via the top hole. The let the jello set and you will have a jell...

I am going to mod a 1" sprinkler valve for my mini pneumatic. I am using this part to tap the sprinker valve for the blow gun: Part #9171K214 on mcmaster.com. When I thread this into the valve will it block the diaphragm from fully opening?

My gun has a 1.5" chamber and a 1/2" barrel. Do i really need the 1" sprinkler valve? Or is 3/4" ok?

So, a blowgun is that squeeze valve in the tutorial?

I only want to use 3/4" because my ball valve was 3/4" , so i don't need to scrap all my fittings and buy new ones. If I do air mod it, what is this "blowgun" stuff about? Also, do i need the hose and stuff off of http://www.mcmaster.com?

I was wondering if a 3/4" sprinkler valve would be right for my cannon. I'm currently using a ball valve. I have heard sprinkler valves open slowly. Will a electrically actuated (not souped up) sprinkler valve still be a step up from a ball valve. P.S. If I make it electrically actuated, will I have...