The Physics of Filter Coffee

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Regular price $69.95 CAD
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The Physics of Filter Coffee by Jonathan Gagné discusses such topics as; percolation, extraction, grinding, water chemistry, kettle design, the impact of fines on percolation, paper filters, and brewer geometry. Full of practical tips for baristas and home brewers, readers will learn new ways to make better coffee.

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  • GEEK OUT ON FILTER COFFEE SCIENCE!

    The Physics of Filter Coffee by astrophysicist Jonathan Gagné is perhaps the most significant book ever written on the science of coffee brewing. In the book Jonathan discusses the physics of percolation, extraction, and grinding, as well as water chemistry. He takes the reader down such rabbit holes as pouring-kettle design, optimizing turbulence while pouring, the impact of fines on percolation, the physics of paper filters, and the geometry of various brewers. He also presents some original ideas about coffee brewing and backs it all up with reams of facts and data.

    The most wonderful thing about The Physics of Filter Coffee is not the impressive depth of the science, but the practical lessons Jonathan draws from the science. Unlike, say, Illy's Espresso: the Science of Quality, an impressive treatise on the science of espresso, The Physics of Filter Coffee offers an abundance of practical recommendations derived from science, data, and experimentation. Any barista who reads this book will immediately have new tools to make better coffee.

    • Author: Jonathan Gagné
    • Editor: Jean Zimmer
    • Contributor: Rebecca Neimark
    • Publisher: Scott Rao Coffee Books, 2021
    • ISBN: 9780578246086

science scientist book chemistry

Customers praised this highly technical textbook for its deep dive into filter coffee brewing science. Described as "rich with information" covering extraction physics, brewing variables, and equipment. Ideal for "coffee nerds" and those wanting scientific understanding, though noted as technical with formulas. Well-illustrated with charts and diagrams.

  • 5 stars: 24 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
M
Mark J. (British Columbia, Canada)
Textbook

This isn't a coffee table book. It's a textbook for folks who want to dive deep into the esoteric corners of coffee. Totally worth reading.

K
Karan S. (Alberta, Canada)
Great book

Rich with information. Covers all the variables of brewing filter coffee . But it is written like a textbook

I
I. M. (British Columbia, Canada)
A geek's treat

A delight for this math and physics geek who is just venturing into the coffee brewing rabbit-hole as a tasty hobby.

J
Jose M. (Alberta, Canada)
Great Book

I was looking for this book for a while, finally I visited eight once and I got it, no regrets it’s a wonderful book, I am still reading it but 100% recommended If you want to get more into the coffee rabbit hole

A
Andre I. (Alberta, Canada)
Great for nerds

This book is super cool. Level of detail, charts, scientific explanations are second to none. There's more to filter coffee than you would have ever imagined.

P
P.F. (Pennsylvania, United States)
Fantastic book

Great book with tons of information. Helped me to understand extraction so much better and put in to context various brewing techniques. This book is also responsible for my first eight ounce order and I couldn’t be ghappier. Added some Coffe to get free shipping to the us and now they are my go to coffee site. Thanks!!

E
Erik E. (Quebec, Canada)
Essential

Bring’s you deeper in the rabbit hole. Love it

H
Hugo V. (Ontario, Canada)
Must have for any coffee lover

Great book, and great service from 8oz, thx!

D
Daniel C. (California, United States)
Wonderful book full of information.

The book is packed with different topics and data, for me, it is a perfect gift for a physics student.

G
Gabriel O. (Quebec, Canada)
Must read for someone who wants to dig deep

This book goes in very specific details on how coffee is extracted. This is a must read for someone who wants to truly understand physics of extraction

J
J.L. (Ohio, United States)
Superb deep dive

Love that Gagne doesn’t shy away from getting technical about coffee, brewing methods, and equipment. Not much practical instructions but it’s not meant to be that. Instead you are given tool to help deepen your understanding which may help guide your own technique in brewing coffee.

S
S.D. (Quebec, Canada)
my husband loves his book

he spent the whole holidays reading it before bed, and was so excited about the things he was learning. there is enough nerdy data for those who want and enough well-summarized and explained information for those who can't haha!

R
Ron R. (Ohio, United States)
Extensive and Deep Book

This is a great reference book for the how behind filter coffee. It goes into considerable detail regarding the Physics behind brewing coffee. I will say that although well written, it is fairly technical in nature. Some might not like that much of a technical deep dive. For me, it is right up my alley. I'd like to emphasize that although technical, it is written in such a way so as to make it a good read. I strongly recommend the book. This is a recognized reliable source of information from a key figure in the coffee & scientific worlds. Well done!

R
Rhyan H. (Alberta, Canada)
Deep dive

This book is a well written deep dive into the physics of coffee. He presents many formulas and explains them well, but if you are math formula averse I might suggest you look in a different direction. On the other hand, if you don’t mind a bit of brain work this book is a gem!

A
Anonymous (British Columbia, Canada)
Great book

If you are a coffee nerd, you can’t miss this book.

P
Patrick R. (British Columbia, Canada)
Perfect book for a coffee nerd

A ton of really interesting, useful information… I can already taste how much better my coffee will be by the time I’m done reading this!

J
Joy

Shipped quickly and no damages, a great selection of books that’s difficult to get elsewhere.

J
J.B. (New Brunswick, Canada)
Extremely interesting!

A very dense book on pourovers, and the technicalities of brewing a nice cup of coffee.
He is decently concise and elucidates incredibly well so I never felt too confused. I enjoy that he indulges me with how he found his information and how I may replicate it if I so decided to do son with even cost efficient ways to do so.
While some of his advice I will have to wait before I find myself really going into, mostly those on water, I found its really made me consider the whys when it came to all of my actions in a pourover. I feel more in the know when I am doing a coffee.

E
Eric J. (Alberta, Canada)
I'll keep it after I read it!

Look - it's interesting. I really want to love it, but parts of it read a bit too much like a blog (which makes sense). It's the first coffee book I've really sat down with, and I didn't know what to expect in the first place, but it's enjoyable enough for someone with a penchant for things science-y. Five stars are given because I appreciate the author's work and this site's role in facilitating my learning about coffee.

J
Johnny W. (Quebec, Canada)
A Deep Dive into Pourovers

Perhaps the best deep dive into pourovers! Well written and illustrated! Very technical at times but this could be good or bad depending on who you are! A must have for any die hard pourover geeks!

H
H.B. (British Columbia, Canada)
Nice Book

Many visuals / diagrams / graphics / drawings. A great actual "Coffee table" coffee book.
A pleasure to pick up and read in snippets whenever interested.
It's not a book I would sit and read for hours, Just pieces at a time as I improve my brewing technique.
Recommended purchase.

H
Hugh B. (British Columbia, Canada)
A fantastic book

So many visuals / diagrams / graphics / drawings.
A great actual "Coffee table" coffee book.
A pleasure to pick up and read in snippets whenever interested.
It's not a book I would sit and read for hours, Just pieces at a time as I improve my brewing technique.
Recommended purchase.

J
J.L. (Alberta, Canada)
Heavy read

If you are a scientific kind of guy, this is a book for you! Lots of technical stuff in there. It could also be an casual read if you just want to know a certain topic in depth. either way, if you are a coffee enthusiast, this is a great book to have in your book shelf!

M
Marc (Quebec, Canada)
Excellent!

Accessibly written, useful and fascinating — I’m an amateur but I’ve no doubt it would be useful for any barista.

e
elron

Is this a physical book? I assumed it was, but there seems to be no indication whatsoever on this page.

Eight Ounce Coffee

Hello Elron,

Thank you for reaching out! This is a physical book that will be shipped to your provided address. We hope this helps!

Warm regards,

Eight Ounce Team

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