7
votes
Accepted
Does ground coffee lose caffeine like it loses aroma?
Caffeine has a very very low vapor pressure 9.0X10-7 mm Hg at 25 deg C. Source
Almost none would evaporate.
- 413
6
votes
Accepted
What are the effects of caffein olfaction?
From Time Magazine's You Can Now Inhale Caffeine Instead of Drinking It article:
Forget coffee and energy drinks—now you can inhale your caffeine. ...
Each inhaler boasts a pretty small ...
- 409
5
votes
Bad smelling coffee beans
Beans can smell like dirt, especially if they are beans that are known for having an earthy flavor profile. What you want to avoid are rancid smelling beans that can get that way due to the oils being ...
4
votes
Maxwell house instant coffee powder aroma
Instant coffee is not generally considered to be the epitome of great tasting, or smelling coffee. It's almost the antithesis of artisanal whole bean arabica coffee.
The iconic and appealing smell of ...
- 61
2
votes
Accepted
What type of coffee maker creates the most coffee scent?
If you want a lot of scent, you will want to make sure that nothing stops evaporation - so no lid and a large surface area are paramount.
The classic method would be hand-filtered pour-over, which ...
- 4,298
2
votes
What are the effects of caffein olfaction?
Caffeine, a popular CNS stimulant, is the most widely used neuroactive drug. Present in coffee, tea, chocolate, and soft drinks as well as over-the-counter and prescription medications, it influences ...
1
vote
Why do I get a better cup when the coffee package isn't opened for a while?
What we experience as "flavor" is really aromas we smell with our noses. And what we are smelling is volatile (= easily evaporated) chemicals from the beans or grounds. These aromas ...
- 416
1
vote
What type of coffee maker creates the most coffee scent?
I believe coffee lovers consume coffee to be able to drink that smell. I just want to add to Stephie's answer where that smell comes from.
While roasting, during Maillard reaction, the little pores ...
- 7,788
1
vote
Maxwell house instant coffee powder aroma
It could be a combination of things. I often notice a "fishy" smell from any coffee I consider roasted too dark. While the taste is generally fine, I find the smell off putting and it is one of the ...
- 6,395
1
vote
Maxwell house instant coffee powder aroma
I use Maxwell House instant coffee. It is freeze dried, which adds nothing to the coffee. I have an acute sense of smell, yet, I've never noticed an odd smell from the Maxwell House, only, a lack of ...
- 11
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