It so happened that I did not buy pyrotechnics in stores for my whole life. Except for Bengal lights. In my childhood and students I used pyrotechnics myself, then there was no time, then there was nowhere to buy.
A week ago, in the GIS-directory in the phone I made a query for "fireworks" and found a pyrotechnics shop less a mile away from the house.
I went there yesterday. Has bought a bag of all junk
For 2000 rubles, it's about $35
Firecrackers, crackers, Bengal candles, Roman candles, all sorts of flyers from "moths" to rockets of different calibers. Only I did not buy batteries of salutes, they conceptually did not make me happy.
Today, my family tested it in part. According to the test results, Roman candles were the most liked. But I took small, 0.5", 4 pieces in the set, such
So I went today and took four more "candles", but already 2x 1.5" and 2x 1"
Another 2000+ rubles
One and a half inch tubes are such monsters, from the ground to my waist. Especially I was pleased with the instruction - "to thrust into the earth for 2/3 of the length". This is for the pipe almost in the hand thick!
Apparently, the instruction is taken from small candles.
Although small candles are also interesting in their own way. I think that big candles explode at high altitude, which is cool, but far. And from the small candles the charge takes off about 10 meters upwards. And after the explosion, the lower part of the cloud of burning fragments turns out to be on the ground - in reality everything around shines and shoots
... to understand recursion, you must understand recursion ...