L&S C30T Lec12

L&S C30T Lec12 - L&S C30T Drugs in the Brain Lecture 12:...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
L&S C30T Drugs in the Brain Lecture 12: Alcohol Ethyl Alcohol = ethanol Psychoactive substance ingested by humans OH group is polar, hydrophilic “Alcohol is a liaison, mediating between water and oil” It is the 2 nd simplest alcohol (1 st is methanol) Equally soluble in oily things and watery things Can cross blood- brain barrier →has psychoactive effects Beer & wine has a little bit of alcohol, mainly made of water Know Latin name of yeast spelled correctly: saccharomyces cerevisiae Alcoholic Beverages Wine made from microbial fermentation of fruit, honey, rice Beer, ale, malt liquor fermented grain, barley, wheat, corn Malt liquor is an American invention States differ by what you can call “beer” In some states, you cannot call an alcohol content above 6% “beer” →call it “malt liquor” Other countries do not have malt liquor Europe calls it “strong beer” Alcohol Content Straight fermentation Not more than ~15-20% alcohol content Beer has 5-7% Yeast starts dying in its own waste Yeast is poisoned by alcohol Most potent wines and sake no more than 15-17% alcohol If you want more alcohol, need to use another method Distillation Distillari —Latin root, meaning “drip down” Invented between 1000-1200 years ago near Baghdad and Avalon Result of Middle Eastern alchemy Looking for the alcohol extract for perfumes, plant essential oils Art of Distillation Book written in London, England by John French in 1651
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Has a long subtitle Still source of heat, container Fermentation, boils off More elaborate structures allow for cooling off Double distillation makes it more pure Can have multiple distillations to further purify alcohol, leaving behind heavier
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/02/2008 for the course C 30T taught by Professor Presti during the Spring '08 term at Berkeley.

Page1 / 5

L&S C30T Lec12 - L&S C30T Drugs in the Brain Lecture 12:...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online