Spices and perfumes – driving forces of humans
Spices and perfumes – driving forces of humans Spices and perfumes – driving forces of humans
The smell of Carvone Mint leaves and Caraway seeds both contain a molecule called carvone. However, the two carvone molecules are actually not identical, they are mirror forms or stereo isomers. 1. With a spoon, crush the caraway seeds in a bowl. 2. With another spoon, crush the mint leaves in another bowl. 3. Smell the difference!
When you grate lemon or orange peels you release volatile oils from the secretory cavities into the air. The smell receptors in your nose absorb the molecules and send a signal to the brain, which interprets the smell. The smell of Limonene Orange & Lemon peels both contain a molecule called limonene. However, the limonene in the orange has a different structure than that in the lemon. The stereo isomers actually have a different smell. 1. Grate a small piece of orange peel into one Petri dish. 2. Grate a small piece of orange peel into another Petri dish. 3. Smell the difference!
- Page 1 and 2: Spices and perfumes - driving force
- Page 3 and 4: Spices- one of the secret driving f
- Page 5 and 6: Spices like all herbs have mythical
- Page 7 and 8: What are spices?
- Page 9 and 10: Silphion -extinct aphrodisiac & spi
- Page 11 and 12: Asafoetida - the ersatz Silphium of
- Page 13 and 14: Spices acting like herbs: Cayenne p
- Page 15 and 16: Are you a masochist? Bitterness is
- Page 17 and 18: Piper nigrum Spices acting like her
- Page 19 and 20: Allium sativum Spices acting like h
- Page 21 and 22: Sulfides, e.g. garlic Allium sativu
- Page 23 and 24: Mustard, Cabbages, Crucifers, Brass
- Page 25 and 26: Flavor of sulfur compounds glucosin
- Page 27 and 28: Saffron, has for decades been the w
- Page 29 and 30: Phenols as flavors 4% of the beans
- Page 31 and 32: Spices and perfumes - Apiacea or ca
- Page 33 and 34: Celery The use of celery seed in pi
- Page 35 and 36: French Men! Eating truffles can mak
- Page 37 and 38: Sensations - bitterness Bitterness
- Page 39 and 40: Quinine - a bitter but fluorescing
- Page 41 and 42: A new taste sensation u …mami
- Page 43 and 44: Flavour - phytochemcials with speci
- Page 45: Task : Testing the role of olfactor
- Page 49 and 50: How does it work, e.g. “ to fall
When you grate lemon or<br />
orange peels you release<br />
volatile oils from the secretory<br />
cavities into the air. The smell<br />
receptors in your nose absorb<br />
the molecules <strong>and</strong> send a signal<br />
to the brain, which interprets the<br />
smell.<br />
The smell <strong>of</strong> Limonene<br />
Orange & Lemon peels<br />
both contain a molecule called limonene.<br />
However, the limonene in the orange has a different structure than that in<br />
the lemon. The stereo isomers actually have a different smell.<br />
1. Grate a small piece <strong>of</strong> orange peel into one Petri dish.<br />
2. Grate a small piece <strong>of</strong> orange peel into another Petri dish.<br />
3. Smell the difference!