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A Fun Guide to Fresh Indoor Air This Thanksgiving

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Preserve your respiratory health this Thanksgiving with our guide to keeping your indoor air fresh during the feast. We'll explore how the holiday's cooking frenzy and the influx of family can impact air quality, introducing pollutants like particulate matter, VOCs, airborne pathogens, and elevated CO2 levels.

Table of Contents

Introduction

Ah, Thanksgiving! That magical time of year when the aroma of roasting turkey fills the house, leaves crunch underfoot, and family members gather to overeat and possibly argue about who ruined the sweet potato casserole last year. But while you’re busy perfecting Grandma’s secret stuffing recipe and dodging questions about your love life, there’s an uninvited guest lurking in your home: poor indoor air quality. Yes, the very air you’re breathing might be turning your festive feast into a fog of pollutants.

 

But fear not! We’ve cooked up a delightful guide—seasoned with humor and stuffed with tips—to help you keep your indoor air fresher than Aunt Mary’s pumpkin pie. So grab a mug of hot cider, settle into your comfiest chair, and let’s dive into how to make your Thanksgiving not just delicious but also breathable.

 

Get bite-size holiday air-quality tips—join our list here.

Why Your Home Turns into a Pollution Party on Thanksgiving

Let’s face it: Thanksgiving turns your kitchen into a five-ring circus. Ovens are working overtime, stovetops are juggling multiple pots, and the microwave is reheating Uncle Bob’s infamous green bean casserole for the third time. All this culinary chaos can lead to a buildup of indoor pollutants that would make a smoggy city blush.

 

Typical cooking activities release a slew of particulate matter and volatile organic compounds (VOCs) that can trigger respiratory issues—especially in kids and the elderly. Think about it: every time you sear, sauté, or flambé, you’re releasing tiny particles into the air that can irritate lungs and exacerbate allergies. And while sealing up the house keeps Jack Frost at bay, it also traps these pesky pollutants indoors. According to recent studies, indoor air can sometimes be more polluted than the air in some of the world’s most contaminated cities, with high levels of particulate matter (PM2.5), nitrogen dioxide (NO2), carbon monoxide (CO), and volatile organic compounds (VOCs) accumulating due to activities like cooking, cleaning, and limited ventilation [6]. Yes, you read that right—your cozy living room might rival the smog of downtown Beijing during rush hour. Yikes!

 

The Tightly Sealed Home Dilemma

Modern homes are built to be energy-efficient. Double-pane windows, weather stripping, and high-quality insulation keep the cold out and the warmth in [8]. But here’s the kicker: they also keep pollutants locked inside. Pollutants get trapped inside, turning your home into a sealed container of stale air.

 

The Usual Suspects Polluting Your Holiday Air

So, who’s crashing your Thanksgiving party uninvited? Let’s shine a spotlight on these airborne troublemakers:

 

  • Cooking Pollutants

    • Smoke & Grease: That perfectly seared turkey doesn’t come without a smoky price. Grease particles can linger in the air and settle on surfaces, making everything a bit… slick.
    • Carbon Monoxide & Nitrogen Dioxide: Invisible gasses that can make you feel woozy—no, it’s not just the wine. These gasses are produced by gas stoves and ovens during incomplete combustion [1]. Prolonged exposure can lead to serious health issues.
    • VOCs: Released from heating oils and fats, adding a side of pollution to your meal. They can cause headaches, dizziness, and irritation of the eyes, nose, and throat.
 
  • Human Activity
    • CO2 Overload: More people equals more carbon dioxide. When Cousin Joe brings his new girlfriend, and your sister arrives with her quadruplets, CO2 levels can spike. Elevated CO2 levels might be the real culprit behind that post-meal slump—not the tryptophan in the turkey [10].
    • Germs and Allergens: With more people come more germs, including potential exposure to infectious diseases like COVID-19. In the age of heightened health awareness, this is more important than ever.
 
  • Cleaning Supplies
    • Chemical VOCs: Those lemon-scented cleaners may smell fresh, but they can leave behind a trail of harmful VOCs, especially in poorly ventilated homes. Bleach, ammonia, and other strong chemicals can irritate the respiratory system [7].
 
  • Scented Candles and Air Fresheners
    • Synthetic Fragrances: That pumpkin spice candle might set the mood, but it’s also releasing synthetic fragrances into the air. These can trigger allergies and asthma in sensitive individuals [7].
 
  • Pets
    • Pet Dander and Allergens: Pets shed tiny flakes of skin known as dander, which can linger in the air and settle on surfaces. For guests with allergies, this can trigger sneezes and itchy eyes.
    • Chemical Sensitivities: Grooming products like sprays or scented shampoos can release additional VOCs into the air.

Tips to Keep Your Indoor Air Fresh This Thanksgiving

Fear not! You don’t have to choose between a delicious feast and breathable air. Here are some savvy strategies to keep your indoor air quality in check:

 

 

  • Ventilation is Your Best Friend
    • Crack Open a Window: Yes, even if it’s cold. A little fresh air goes a long way.
    • Use Exhaust Fans: Use kitchen exhaust fans to whisk away smoke and airborne particles. Make sure they’re vented to the outside and not just recirculating air [4].

 

  • Invest in an Air Purifier
    • HEPA Filters for the Win: Air purifiers can capture particles as small as 0.3 microns, including dust, pollen, and smoke [2. You can also make your own DIY air purifier.  

 

  • Go Green with Cleaning

 

  • Natural Cleaners: Opt for vinegar, baking soda, or unscented products. They’re effective and won’t leave harmful residues.
 
  • Monitor Your Air Quality
    • Gadgets Galore: Devices can keep tabs on particulate matter, VOCs, and CO2 levels [5]. If levels spike, you’ll know it’s time to take action.
 
  • Cook Smarter, Not Harder
    • Safer Cooking Methods: Consider baking or steaming instead of frying or grilling indoors [2].
 
  • Limit the Use of Scented Products
    • Skip the Scented Candles: Opt for beeswax or soy candles with natural fragrances.
 

Build Your Own CR Box: A DIY Solution for Cleaner Air

So, you’ve cracked open a window, invested in an air purifier, and even swapped out Aunt Martha’s chemical-laden cleaning supplies for natural alternatives. But what if you could supercharge your indoor air quality without breaking the bank? Enter the CR Box—a DIY fan and filter device that’s as ingenious as it is effective.

Commercial air purifiers can be pricey. A CR (Corsi-Rosenthal) Box is a homemade air purifier that combines a standard box fan with high-efficiency air filters to create a powerful yet affordable filtration system. Designed by air quality experts during the pandemic, the CR Box has gained popularity for its simplicity, effectiveness, and low cost.

A CR Box delivers comparable performance at a fraction of the cost. It is a high efficiency air cleaner and capable of filtering out particles as small as viruses, it’s a great tool to reduce airborne pathogens like COVID-19. Cr boxes are easy to build. No engineering degree required! If you can assemble IKEA furniture (or even if you can’t), you can build a CR Box. 

By adding a CR Box to your arsenal of air-cleaning strategies, you’re taking a proactive step to ensure the health and comfort of everyone in your home. And who knows? Building it could be a fun family activity before the big meal—just make sure to wash your hands before and after handling the turkey!

 

See DIY builds and holiday IAQ hacks—follow us on X, Instagram & LinkedIn.

Infographic titled 'Make Your Own Corsi-Rosenthal Box or DIY Air Cleaner' providing instructions for creating a DIY air purifier. The top section introduces the benefits of the DIY air cleaner, explaining that it removes harmful particles such as pollen, dust, viruses, wildfire smoke, and pet dander from the air. Step 1: Materials required include a 20-inch box fan, four MERV 13 filters (20x20x1" or 20x20x2"), duct tape, cardboard (which can be from the fan box), and scissors or a box cutter. Step 2: Prepare the shroud by cutting a 20"x20" square of cardboard, drawing a circle with a 14" diameter onto it, and cutting it out. Place the piece with the hole on top of your fan and securely duct tape it into place to prevent back-flow. Step 3: Arrange the box parts by placing the filters with their airflow arrows pointing inward into the shape of a square, and taping at seams. Place the fan on top of the box, facing upward to direct airflow out, and tape it in place. Cut a 20"x20" square of cardboard to become the base of the box, and tape. Step 4: Assemble and seal by checking to make sure everything is oriented and aligned correctly. Tape the structure together at all joints and tightly seal the edges to prevent leakage of air. Write the date of assembly on the unit. Replace filters two times a year or when they look dirty. Step 5: Place the purifier and plug it in, ensuring the air purifier is unobstructed with a 1-3 foot radius around it. The center of the room elevating above floor level is best. Avoid placing it near ventilation sources like open windows. For best results, run it on the highest setting, smoke permitting. Estimated smoke CADR: 235 cfm. The bottom section includes a website link to AirSupportProject.com and a Creative Commons license note.
Image 1: Detailed instructions on how to assemble a DIY Air Purifier, or CR box, together. | CC BY-ND 4.0

A Note on Thanksgiving Gatherings and Safety

The safest way to avoid COVID-19 and other infectious diseases this holiday season is to abstain from in-person social gatherings entirely. Virtual gatherings or keeping celebrations to members of your immediate household can help reduce risks while still sharing the spirit of Thanksgiving.

 

While Thanksgiving is all about bringing loved ones together, it’s important to consider the health and safety of everyone attending. Large indoor gatherings can increase the risk of spreading respiratory illnesses, such as COVID-19 and the flu. To keep everyone safe, consider keeping gatherings smaller, improving ventilation, and encouraging guests to take extra precautions. After all, keeping the air clean is just as important as keeping the turkey juicy!

 

Don't Forget the Festive Masks

While sharing smiles is part of the holiday spirit, consider that masks are a simple yet effective way to reduce the spread of airborne illnesses like COVID-19 and the flu. Encourage guests to wear masks when they’re not eating or drinking, especially in crowded or poorly ventilated areas of your home.

 

Take It Outside: The Joys of Al Fresco Thanksgiving

Maximize Safety: Mask Up Indoors and Feast Outdoors

While masks are highly effective in reducing the spread of airborne illnesses, their benefits are amplified when everyone participates. Encourage all your guests to wear masks at all times while indoors, removing them only when it’s time to enjoy the feast outdoors. This collective effort, combined with excellent ventilation, significantly lowers the risk of virus transmission. By keeping everyone masked indoors and dining outside, you’re maximizing your chances of a non-super-spreading Thanksgiving event. It’s a simple step that ensures everyone’s health and allows you to focus on what truly matters—spending quality time with loved ones.

 

 

The Benefits: More Than Just Fresh AirBy tackling indoor air quality, you’re not just preventing coughs and sneezes. 

 

You’re enhancing the whole holiday experience:

 

  • Better Moods: Fresh air can boost everyone’s spirits—helpful when Uncle Larry starts his annual debate about why pineapple belongs on pizza.
  • Increased Energy: Lower CO2 levels mean less drowsiness, so you can blame the turkey for your nap, not the air.
  • Healthier Guests: Reducing pollutants helps guests with allergies or respiratory issues breathe easier, and also reduces the risk of spreading infectious diseases like COVID-19.
  • Improved Sleep: If guests are staying over, better air quality can lead to a more restful night’s sleep.

Concluding Thoughts: Give Thanks for Fresh Air

A graphic of a pumpkin pie with one slice removed, sitting on a white plate against a teal background. The text 'HAPPY THANKSGIVING' is arched across the top of the pie. A dollop of whipped cream is on the removed slice, placed near a blue checkered napkin and a blue fork. Air Support Project's logo is in the bottom left corner.
Image 2: Happy Thanksgiving 2024

This Thanksgiving, while you’re basting the turkey, mashing the potatoes, and avoiding questions about when you’re going to “settle down,” take a moment to consider the air your loved ones are breathing. By following these tips, you’re not just serving a delicious meal; you’re creating a healthier, happier environment. After all, the only thing that should take your breath away is your aunt’s questionable holiday sweater—not the air quality.

 

From all of us at Air Support Project, happy feasting and breathing!

 

Help us bring clean-air solutions to more families—donate today here.

"An ounce of prevention is worth a pound of cure."

[1] “3 Reasons Why You Should Invest in Your Indoor Air Quality Before Thanksgiving.” EnviroKlenz, https://enviroklenz.com/3-reasons-why-you-should-invest-in-your-indoor-air-quality-before-thanksgiving/.

[2] “Delicious Food, Dangerous Air: How Cooking Harms Air Quality & How We Can Help.” Alen, https://alen.com/blogs/articles/delicious-food-dangerous-air-how-cooking-harms-air-quality-how-we-can-help.

[3] “Don’t Forget Indoor Air Quality This Thanksgiving.” Lindstrom Air, https://www.lindstromair.com/articles/dont-forget-indoor-air-quality-this-thanksgiving/.

[4] “Keep Indoor Air Quality in Mind This Thanksgiving.” Air Specialist, https://www.airspecialist.com/articles/keep-your-indoor-air-quality-in-mind-this-thanksgiving/.

[5] “Keep Your Guests Healthy This Thanksgiving.” Awair, https://www.getawair.com/blog/keep-your-guests-healthy-this-thanksgiving.

[6] “The Air You Breathe at Home Might Be Worse Than the World’s Most Polluted Cities.” Fast Company, https://www.fastcompany.com/90332899/the-air-you-breathe-at-home-might-be-worse-than-the-worlds-most-polluted-cities.

[7] “The Dangers of Indoor Air Pollution.” Harvard T.H. Chan School of Public Health, https://www.hsph.harvard.edu/news/hsph-in-the-news/the-dangers-of-indoor-air-pollution/.

[8] “The Hidden Air Pollution in Our Homes.” The New Yorker, https://www.newyorker.com/magazine/2019/04/08/the-hidden-air-pollution-in-our-homes.

[9] “Indoor Air Quality Making You Tired on Thanksgiving?” Awair, https://www.getawair.com/blog/indoor-air-quality-making-you-tired-on-thanksgiving.

[10] “What Makes You Sleepy After Thanksgiving Dinner: Tryptophan or CO2?” CO2Meter, https://www.co2meter.com/blogs/news/10299417-what-makes-you-sleepy-after-thanksgiving-dinner-tryptophan-or-co2.

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Epi-Yeti

Fueling a revolution for cleaner air, I'm the creative powerhouse behind the Air Support Project's groundbreaking open-source technology. With a fiery passion and a rich background in non-profits, I'm on a mission to clear the skies and transform lives worldwide.

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