Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Unanswered Questions

58 questions with no upvoted or accepted answers
16
votes
0answers
1k views

Research funding for health benefits by coffee trade associations

How much funding is provided by the coffee industry for research on the health benefits of coffee? I came across a statistic that surprised me by its meagerness. According to their website, the ...
6
votes
0answers
112 views

Empirical data on reuse of grounds, by flow and filter

We wanted to know are there quality empirically generated chemical composition tables examining the relationship between filter porosity, flow by volume per time, and grounds of different varieties?
4
votes
0answers
70 views

How can I test or repair my Keurig k45 heating component?

My k-cup coffee maker has stopped making coffee. It's a Keurig K45. It will take water, activate the pump, then it will just stay on the step with the red heating light on. I've let it sit for 15 ...
3
votes
0answers
25 views

Does hydration level change the effect of caffeine?

Apologies if this question does not belong here, it may be suit for the chemistry site, but it pertains to the consumption of coffee directly -> so here it is. Does your prior level of hydration ...
3
votes
1answer
179 views

My Handpresso got leakage after leave it with some air pressure built in. Could it be worse?

Today, I got my Handpresso at work to have some coffee. When I picked up and pressed valve, I heard air escaping sound. That means there was still some air pressure inside chamber! I used it last ...
3
votes
0answers
2k views

Descaling Nespresso with citric acid

Nespresso instructs its customers only to use lactic descaling solution or the guarantee may be void. However lactic acid can be hard to get by and Nespressos own solution is heart-stoppingly ...
3
votes
0answers
127 views

Will Cafetto cleaning tablets work with Sage Dual Boiler machine?

Will this Cafetto cleaning tablets work with my Sage Dual Boiler espresso machine (the "by Heston" range)?
2
votes
0answers
15 views

Requirements for Nel Drip Coffee

I have a question about Nel Drip coffee requirements. Recently I've been checking few blogs and articles about this type of brewing, it mostly leads to these "settings": - Old coffee beans - Coarse ...
2
votes
1answer
29 views

How to verify grinder switch works

I just read today in my Jura A7 manual: CAUTION If you adjust the consistency of grind when the grinder is not operating, the grinder adjustment switch could be damaged. Only adjust the ...
2
votes
1answer
117 views

How does Caffeine-free coffee affect your body?

Is it caffeine or chlorogenic acid the ingredients of coffee stimulating the stomach? If it's chlorogenic acid, do you have coffee without chlorogenic acid? Or how to choose coffee with less ...
2
votes
0answers
20 views

Intermittent Bottomless Filter Spray — Any Suggestions?

I have a Rancilio Silvia and a Breville Conical Burr Grinder. We roast our own beans using a Behmor 1600, and typically do kinda light roasts. Very often, regardless of the bean, roast, packing ...
2
votes
0answers
40 views

Rocket Giotto Brew Lever scratch

Is this normal wear on the lever to the right of the lever arm?
2
votes
0answers
42 views

Distilled tasting coffee

I'm using a Mr Coffee and it heats the water so the water turns to steam and goes up some tube into a dripper. Basially it distills it so naturally the water should taste a bit distilled but usually ...
2
votes
0answers
94 views

about the most expensive coffee

is there anyone who has an idea about Kopi luwak like ? how it tests and what makes it different from others.do we use the same coffee making procedure for it tooo?
2
votes
0answers
321 views

Messy grounds inside of DeLonghi ESAM 2600

I've got a DeLonghi bean-to-cup machine (ESAM 2600), which I find decent in overall. But there is one very annoying issue: not all of the grounds make it from the basket into the internal waste bin. ...

15 30 50 per page