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Craft beer is a type of beer that is brewed in a small, independent brewery, using traditional brewing methods and high-quality ingredients. In recent years, craft beer has become increasingly popular with more and more people turning to it for its unique taste and character.

It is has become more than just a drink, it is now a culture that has developed a community of beer enthusiasts, brewers, and connoisseurs. Craft beer festivals have been popping up around the world, where people can sample a variety of craft beers and engage with other like-minded individuals.

Moreover, craft beer has also had a significant impact on the economy. According to the Brewers Association, the craft beer industry contributed $82.9 billion to the U.S. economy in 2019 and supported over 580,000 jobs. This economic impact is due to the growth of small, independent breweries that have opened across the country in recent years.

Another consideration is the positive impact on the agricultural industry. Craft brewers often source their ingredients locally, which supports small-scale farmers and helps to preserve traditional agricultural practices. In addition, many craft breweries are experimenting with sustainable brewing practices, such as using renewable energy and recycling water.

In this article, we’ll explore the history of craft beer, highlight some popular styles, discuss the environmental impact of brewing, showcase some great craft beer bars, and look at trends and predictions for the future of the industry.

The History of Craft Beer

Craft beer can trace its roots back to the earliest days of human civilization, when beer was brewed in homes and small-scale operations using local ingredients. However, the modern craft beer movement really took off in the 1970s and 1980s, when a handful of pioneering breweries started experimenting with new styles and flavors.

One of the most influential breweries of this era was Anchor Brewing in San Francisco, which began producing its now-famous Anchor Steam beer in the 1960s. Other early craft beer pioneers include New Albion Brewing in California, Sierra Nevada Brewing in Chico, and the now-defunct Bert Grant’s Brewery in Yakima, Washington.

Over the years, the craft beer industry has grown steadily, with new breweries opening all over the world. In the United States alone, there are now more than 8,000 craft breweries, producing a dizzying array of styles and flavors.

The Science of Beer

Brewing beer is both an art and a science, and the choices that brewers make – from the ingredients they use to the fermentation process they employ – can have a big impact on the final product. Here are some key scientific concepts to keep in mind when exploring the world of craft beer:

Ingredients: Beer is made from just four main ingredients: water, malt, hops, and yeast. The type and amount of each ingredient can have a big impact on the flavor, aroma, and appearance of the beer.

Fermentation: When yeast is added to the wort (the liquid that’s created by steeping malted grains in hot water), it begins to eat the sugars and produce alcohol and carbon dioxide. The temperature and duration of fermentation can have a big impact on the final flavor of the beer.

Carbonation: Carbonation is what gives beer its characteristic fizziness. Most beers are carbonated through a process called forced carbonation, in which carbon dioxide is added directly to the beer.

Temperature: Temperature is a crucial factor in brewing beer. The temperature of the mash (the mixture of water and malted grains) can affect the efficiency of the enzymes that convert the starches into sugars, while the temperature of the fermentation can affect the flavor and aroma of the beer.

The beer is then allowed to ferment for a period of time, during which the yeast continues to consume the sugars and produce alcohol. After fermentation is complete, the beer is aged and carbonated before it is ready to be bottled or kegged.

Craft Beer Styles You Need to Try Right Now

One of the great things about craft beer is the sheer variety of styles available. Here are five styles that you should try if you haven’t already:

IPA (India Pale Ale): This style is known for its strong hop flavor and bitterness. American IPAs tend to be especially hoppy and citrusy, while British IPAs are more balanced and often have a maltier flavor.

Stout: Stouts are dark beers that are typically made with roasted malts, which give them a rich, coffee-like flavor. They’re often associated with Ireland and the famous Guinness brewery, but there are many different varieties of stout to try.

Belgian-style ale: Belgian-style beers are known for their complex, spicy flavors, which come from the use of unique yeast strains and spices like coriander and orange peel.

Sour beer: Sour beers are brewed with wild yeast and bacteria, which give them a tart, acidic flavor. They can be challenging to brew, but the results are often worth it.

Hefeweizen: This German-style wheat beer is often cloudy and has a distinctive banana and clove flavor. It’s a refreshing choice for warm weather.

The Environmental Impact of Craft Beer Production

Like any manufacturing process, brewing beer has an impact on the environment. Some of the key environmental issues associated with brewing include water use, energy consumption, and waste management.

Water use is a particularly pressing issue in many parts of the world, where water scarcity is a major concern. It takes a lot of water to produce beer – some estimates suggest that it takes up to 5 liters of water to make just one liter of beer. Many breweries are now taking steps to conserve water, such as using water-efficient equipment and implementing recycling and reuse programs.

Energy consumption is another area where breweries can have a big impact on the environment. Brewing beer requires a lot of energy, both for heating and cooling. Some breweries are now using renewable energy sources like solar and wind power to help reduce their carbon footprint.

Finally, waste management is a crucial issue for breweries. Breweries generate a lot of waste, including spent grains, hops, and yeast. Many breweries are now finding creative ways to repurpose this waste, such as using spent grains as animal feed or composting it for use in gardens.

The Future of Craft Beer

As the craft beer industry continues to grow and evolve, there are a few trends and predictions that are worth keeping an eye on:

Sustainability: As concerns about climate change and resource depletion continue to grow, breweries will likely be under increasing pressure to adopt sustainable practices, such as using renewable energy sources and conserving water.

Experimentation: With so many different styles and flavors to explore, many breweries will likely continue to push the boundaries of what’s possible with beer, experimenting with new ingredients, techniques, and brewing processes.

Collaboration: Collaboration between breweries has become increasingly common in recent years, with brewers teaming up to create unique and innovative beers. This trend is likely to continue, as brewers seek to learn from one another and create exciting new products.

Diversity and Inclusion: There’s been a growing awareness in recent years about the lack of diversity and inclusion in the craft beer industry. Many breweries are now taking steps to address this issue, by promoting diversity and inclusion in their hiring practices, creating more inclusive marketing campaigns, and collaborating with underrepresented groups to create new and innovative beers.

Technology: The use of technology in the brewing process is also likely to continue to evolve. From digital sensors that monitor the brewing process in real-time to new

software tools that help brewers manage their operations more efficiently, technology is poised to play an increasingly important role in the craft beer industry.


Craft beer is a fascinating and complex subject, with a rich history, a diverse range of styles and flavors, and a thriving community of enthusiasts and brewers. Whether you’re a long-time beer lover or just starting to explore the world of craft beer, there’s always something new and exciting to discover. From the science of brewing to the art of tasting and evaluating beer, there’s a wealth of information and knowledge to be gained. So, grab a pint, raise a glass, and join the vibrant and exciting world of craft beer.


Craft Beer Industry Statistics & Trends. (2022). Brewers Association.

History of Craft Beer. (2022). CraftBeer.com.


Beer Styles. (2022). BeerAdvocate.


The Science of Beer Brewing. (2022). Live Science.


Diversity, Equity & Inclusion in the Beer Industry. (2022). Brewers Association.


Technology in Beer Brewing. (2022). Brewbound.


Beer Festival Calendar. (2022). CraftBeer.com.


Beer & Food Pairing. (2022). Brewers Association.


Brewery Tours. (2022). CraftBeer.com.


Beer Swag. (2022). The Spruce Eats.


Learn More About Tunnel and Batch Pasteurizing to Maximize Profits!

If you’d like to learn more about pasteurization in general, pasteurizing unique sodas, or the equipment involved, we’d love to help!

Feel free to contact us with any questions or concerns you might have, and we’ll do our best to help you. We want you to feel confident in your understanding of this vital process and how you can make it work for you!

For more information on tunnel and batch pasteurization contact PRO Engineering/Manufacturing, Inc. at[email protected]or call(414) 362-1500 and ask for Ed Michalski, CEO.   

Edward A.Michalski Bio  
Ed Michalski started his career in the beverage industry by designing stainless steel, higher flow, spray headers for Pabst Brewing. Along with the header design, he also developed a process to produce the new headers.   Ed, along with his brother David, formed PRO Engineering/Manufacturing, Inc. 

Based on what they learned by re-designing and refurbishing other manufacturers’ pasteurizers, Ed and PRO started to offer the pasteurizer marketplace superior new pasteurizers.  

PRO Engineering/Manufacturing has been designing and manufacturing tunnel pasteurizers and batch pasteurizers for over four decades.  

PRO Engineering and Manufacturing was established in 1977 by Ed and Dave Michalski as a steel fabrication shop. For more than 40 years, PRO Engineering and Manufacturing, Inc. has been delivering solutions for beverage product shelf stability and consumption safety. As leading innovators in post-fill pasteurization, our skilled team offers the best in high-quality pasteurization equipment.

Phone: 414-362-1500 | Email: [email protected]

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