the secret of the lid of a drink bottle

(1)the secret of the lid of a drink bottle
(2)the secret of a bottle cap
(3)Oh, I’m going to die! I’m dying!
(4)Teacher, please save me
(5)What made my stomach hurt
(6)the secret of the bottle cap
(7)It’s because of the drink!
(8)William Painter
(9)”United States of 1887″
(10)food poisoning caused by spoiled drinks
(11)Why did the drink go bad
(12)a form of corking
(13)Incoming air
(14)Number of days to soften
(15)I’m dying
(16)I’m going to die
(17)Block the air inflow source!
(18)Start developing a new bottle cap
(19)The way he found it was
(20)several teeth of round metal
(21)a way of holding a bottle tightly
(22)cogwheel-shaped bottle cap
(23)The secret of the number of teeth!
(24)Used in all bottled drinks
(25)21 teeth!
(26)difficulty in opening a bottle
(27)Carbonic acid pressure is not tolerable
(28)Number of teeth is very important
(29)An equilateral triangle!
(30)Place multiple triangles in rotation
(31)17 equilateral triangles
(32)The 21 vertices are the most stable!
(33)My sister-in-law’s secret
(34)The most perfect bottle cap ever made
(35)Used as a universal standard