Questions tagged [aroma]

Questions about what influences coffee smell, what influences coffee aroma, and how coffee aroma influence other aspects.

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1answer
65 views

COVID-19 screening test using coffee beans

Loss of taste or smell is one of the strongest signals for COVID-19. Though not every COVID-19 case has this symptom, it's a very specific symptom that doesn't commonly have other causes. This ...
5
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1answer
75 views

Bad smelling coffee beans

I recently purchased a bag of medium roasted coffee beans that is from a popular coffee chain to try to start grinding my own coffee. However, I've found that these beans smell a lot like dirt or even ...
3
votes
2answers
599 views

What type of coffee maker creates the most coffee scent?

I stopped drinking coffee for a while but recently picked it back up, mainly because I enjoy the scent. Previously I had a Keurig machine; convenient, but produces almost no smell during brewing. ...
7
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2answers
196 views

What are the effects of caffein olfaction?

Does smelling caffeine share equivalent effects on our central nervous system to those immediately apparent when ingesting? More precisely, does the aroma of coffee necessitate a beneficial ...
4
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3answers
627 views

Maxwell house instant coffee powder aroma

My office just got a case of Maxwell House instant coffee. As noted by my co-worker, the aroma of the coffee powder smells more like soy sauce than coffee, which most of the instant coffees we had. ...
4
votes
1answer
925 views

Does ground coffee lose caffeine like it loses aroma?

What I know is that, for the best taste, one should grind the coffee right before brewing it. Storing ground coffee makes it lose part of its taste, even if there are ways to counteract that effect. ...
7
votes
2answers
2k views

Why do my Arabica beans smell and taste of burnt rubber?

I recently bought some Kenyan SL28, SL34 beans with a supposed blackcurrant note. It has an overwhelming burnt rubber flavor that I thought was exclusive to Robusta, how come?
8
votes
1answer
425 views

How are coffee beans differentiated?

Tea grown in Sri Lanka is classified by elevation into high, mid and low grown tea. High: rich in flavor Mid: blend of flavor and aroma Low: rich aroma Does coffee has such differentiation? If so ...
7
votes
1answer
2k views

Why does the gas from degassing ground coffee smell bad?

I have a jar with ground coffee stored in a cupboard. Every time I open that cupboard a specific smell gets out, one that can surely be associated with coffee but that is not the same one that you can ...
4
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1answer
71 views

Detering effects of coffee aroma

Does coffee aroma have a detering effect on some insects, like flies, mosquitos etc.? Are there any researches on how the 'house' insects are reacting on coffee aroma?
12
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3answers
4k views

Why do coffee packs have an aroma hole if it is recommended to store coffee in an air tight container

If it's recommended that coffee should be stored in an air tight container then why do coffee bags have an aroma hole. Apart from being able to smell the coffee is there another purpose to this? I ...
4
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0answers
18 views

Does closing ground coffee in clip&close container help preserve the aroma? [duplicate]

I'm buying ground coffee in the packages, which unfortunately are 0,5 kg (the smallest ones). And they last for a few months for me. At the end of that period, the coffee has no aroma anymore :( ...