Changes

* to indicate times, either a "*" or a "x" is used;

* to indicate times, either a "*" or a "x" is used;

* equivalent formulas are distinguished by a ";" or brackates "(,)"

* equivalent formulas are distinguished by a ";" or brackets "(,)"

** multiplier indicates how often a quantity unit is used, i.e. 6 (25 cl bottles). This is a number.

** multiplier indicates how often a quantity unit is used, i.e. 6 (25 cl bottles). This is a number.

** quantity the size of the units in size_units, i.e. 25 (size) cl (size_unit) bottles (units). This is a number.

** quantity the size of the units in size_units, i.e. 25 (size) cl (size_unit) bottles (units). This is a number.