The combustion of the hydrogen and of the oxygen at the point of the cylinder produces solely the vapor or steam of water. Five Weeks in a Balloon by Verne, Jules View in context.
Factorial number system. In combinatorics, the factorial number system, also called factoradic, is a mixed radix numeral system adapted to numbering permutations. It is also called factorial base, although factorials do not function as base, but as place value of digits.
The tutorial is the initial experience designed to introduce players to Hearthstone. It is composed of six 'missions', and must be completed before the player can play Hearthstone properly. The tutorial comprises a kind of introductory game mode with reduced gameplay and helpful instructions.