Screw thread for plastic bottles are specified by the Society of Plastics. This is one of those pieces of info that is hard to find on the web because it was all finished and in the standards books before the internet. The threads are special and called out as S40, S45, S50, etc. That's why many bottle caps are interchangeable. If you want info you may have to get the standards manuals. Try: http://www.plasticsindustry.org/search/index.htm
The standard SodaStream bottle size for carbonating beverages at home is 1 liter.
liter
A soda bottle
Not much is known about the dimensions of a 3 liter soda bottle. However, they are said to be 28 inches tall.
An empty,sealed 2 liter soda bottle WILL float in water.
25
3000 ml1 liter = 1000 mililiters 1 mililiter = 0.001 liter
You should only need a heaped teaspoon full.
1 liter
$2.34
.002 mL
8.453454755. This answer is rounded.