Production Flashcards

key words

1
Q

Carbohydrates

A

from any agricultural product source of food for yeast during alcoholic fermentation. // or complex carbohydrates if no ready sugar source.

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2
Q

Ethanol - (volatile) evaporates at…

A

78.3 degrees

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3
Q

Congeners

A

compounds responsible for flavours

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4
Q

Proof system

A

2 degrees = 1%abv

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5
Q

methanol - (volatile) evaporates at… / aka?

A

64 degrees/ aka foreshots/ part of the heads

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6
Q

congeners derived from x2…

A

base product, and during fermentation process (esters)

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7
Q

Pot still parts

A

swan neck, still head, Lyne Arm, Drain, Condenser (shell and tube/ worm and tube).

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8
Q

1st pot distillation/ create low wines abv? (aim to reduce water content)

A

25-30 degrees (still with a lot of water in order to not miss available congeners)

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9
Q

2nd pot distillation aim»

A

concentrate both the ethanol > and the congeners with a similar boiling point to ethanol.

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10
Q

typical abv from pot ditillation

A

75% abv

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11
Q

Column still can create abv to what %

A

96%

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12
Q

Column still parts

A

Bubble caps

Downcomer

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13
Q

Spirit eg made in column still which is characterful / with ~75% abv ?

A

Armagnac
Bourbon
Rhum agricole

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14
Q

Spirit eg made in column still which is less characterful / with ~90% abv ?

A

light marks Rum

Scottish grain whisky

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