Whisky material category
World whisky material category
Whiskeys around the world can be broadly divided into malt whiskeys made only from malt and grain whiskeys made from malt and other cereals. Blended whisky normally means blended of malt whisky and grain whisky.
Malt whisky in almost all countries without America uses only malt which is germinated barley without any other grains.
Normally malt for malt whisky is made from tow-row barley because it has good balance of starch and enzyme.
Major malt whisky is Scotch Malt, Irish Malt and Japanese Malt. Malt whisky containing more than 2 different countries malt whiskies are sometime labeled as "Pure Malt" or "World Malt"
American malt whisky is actually grain whisky due to required material by unique USA regulation.
Grain whisky uses both malt and other grains like corn, rye, wheat, oat, non-malt barley and etc. Malt is essential even for grain whisky because other grains doesn't have enzyme to convert starch to sugar.
Malt for grain whisky is made from six-row barley in stead of tow-row barley because it has much more enzyme to convert starch in not only malt but also in other grains to sugar.
Major grain whisky is Scotch grain, Ir