CSP Cask Types & Maturation 2

Question 1

What is the legal minimum maturation period for Scotch whisky in oak casks?

Accepted Answer

3 years

Answer

Scotch whisky must mature in oak casks in Scotland for a minimum of 3 years by law.

Question 2

Which type of oak is most commonly used for American Standard Barrels (ASBs) used in Scotch maturation?

Accepted Answer

Quercus alba

Answer

Quercus alba (American white oak) is the species used to make the ASBs that previously held bourbon and are widely used in Scotch maturation.

Question 3

A 'first-fill' ex-bourbon cask differs from a 'second-fill' primarily in that it:

Accepted Answer

Imparts more intense flavor and color

Answer

A first-fill cask still retains substantial flavor compounds from its bourbon content, imparting stronger vanilla, coconut, and oak character than a second-fill cask.

Question 4

Which wood treatment process, applied to the inside of bourbon casks, creates a layer of charred carbon that filters the spirit?

Accepted Answer

Charring

Answer

Charring ignites the interior of the barrel, creating a carbon-rich layer that helps filter sulfur compounds and add vanilla and caramel notes.

Question 5

A standard American Standard Barrel (ASB) used in Scotch maturation holds approximately how many liters?

Accepted Answer

200 liters

Answer

An American Standard Barrel holds approximately 200 liters (about 53 US gallons), making it one of the most common cask sizes used in Scotch maturation.

(CSP) Certified Scotch Professional Practice Test

(CSP) Certified Scotch Professional Practice Test

CSP Cask Types & Maturation 2