Tag Archives: air purification

The Tray That Knows You Eat in Bed

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Most of us don’t eat at the dining table anymore. Not really. The pandemic accelerated something that was already quietly happening: meals migrating from the kitchen to the living room, the bedroom, the desk, the floor. We eat while watching something, while scrolling something, while half-working and half-resting. The dining table still exists, sure, but as a concept, it has become more aspirational than actual.

And yet, the tools we use to manage the air around our food haven’t moved with us. Range hoods are bolted to the ceiling above a stove. Portable air purifiers sit in corners, doing their best from across the room. Even the newer tabletop options ask you to position them just right, or carry them separately, adding friction to something that should feel effortless. For a culture that has fully embraced eating anywhere, the air solutions available to us are still very much designed for eating in one place.

Designer: Junho Han

Junho Han’s Notrace:Null addresses this with a level of clarity that makes you wonder why no one thought of it sooner. The concept is simple: instead of building a separate device that you need to carry alongside your food, the air purification system is built directly into the tray. You pick up your food, and the solution comes with it. No extra steps, no reconfiguration, no reminder to bring the device. The tray is the device.

Visually, Notrace:Null makes almost no noise about what it does. The design is quiet and off-white, with a flat surface that opens to reveal an internal filter system underneath. A small button sits flush against the side, the only visible sign that this tray does anything beyond hold a bowl of ramen. The fine venting grid along the underside is equally understated. That restraint feels deliberate, and it is the right call. The best-designed things tend to look like they were always supposed to exist, and Notrace:Null has that quality.

What strikes me about this concept is that it doesn’t try to change behavior. It slots into the routine that already exists. You grab the tray, put your food on it, carry it to wherever you’ve decided to eat tonight, and that’s it. The air filtration happens as a byproduct of your usual movement. Han describes this as “the most natural solution,” and the framing holds up. Good design doesn’t demand that users adapt to it. It adapts to users instead.

The project also makes a quiet cultural observation worth sitting with. The rise of single-person households, convenience foods, and personalized streaming content has fundamentally changed where and how people eat. We don’t just eat in the kitchen anymore. We eat throughout the entire home, and that shift has real consequences for air quality. Food odors that once stayed contained now travel freely. Bedrooms carry the memory of last night’s dinner. Living rooms hold the ghost of lunch. Notrace:Null is designed around this reality rather than around the home we’re told we should have.

It’s still a concept, and that’s worth noting. As a Behance project, Notrace:Null exists in that productive space between idea and product, where the thinking is fully formed but the execution remains hypothetical. The concept feels mature enough to be producible, though. The form factor is practical, the use case is real, and the need is clearly there. If it ever makes it to market, it would fill a gap in the air quality space that nobody has managed to articulate this well before.

Design concepts like this remind me why speculative design matters. Not everything needs to ship immediately to be valuable. Sometimes a well-considered idea just needs to exist, to put the question on the table and make it harder to ignore. Notrace:Null asks a simple question: if how we eat has changed, shouldn’t the tools that support it change too? The answer is obvious. The solution, it turns out, was hiding in a tray.

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Breathing Fresh: NASA’s Top 12 Air-Purifying Plants for Cleaner Indoor Spaces

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In 1989, the National Aeronautics and Space Administration (NASA) partnered with the Associated Landscape Contractors of America (ALCA) to conduct a Clean Air Study. Led by Dr. B. C. Wolverton, the study provided a comprehensive list of plants that are highly effective at purifying indoor air. The research demonstrated that plants have the ability to filter pollutants such as benzene, ammonia, and formaldehyde, which helps mitigate the effects of Sick Building Syndrome. Certain tropical houseplants were found to be particularly efficient in removing formaldehyde, trichloroethane, benzene, and other harmful substances from the air, replacing them with oxygen. According to the report, it is recommended to have at least one plant for every hundred square feet of indoor space, be it at home or in the office.

Designer: Ugly Duckling ID

Common Indoor Pollutants

Trichloroethylene, formaldehyde, benzene, xylene, ammonia, nitrogen dioxide (NO2), sulfur dioxide (SO2), and suspended particulate matter (SPM) are harmful substances found in various products and environments.

• Trichloroethylene, present in inks and pa2ints, can lead to symptoms such as dizziness and coma.
• Benzene, used in plastics and tobacco smoke, may result in drowsiness and unconsciousness.
• Formaldehyde, commonly found in paper products and fabrics, can cause irritation and swelling in the respiratory system.
• Ammonia, found in cleaning products, can cause eye irritation and sore throat.
• Xylene, present in rubber and vehicle exhaust, can lead to liver and kidney damage.
• NO2 and SO2, emitted by vehicles and factories, can harm the cardiovascular and respiratory systems.
• SPM, small particles in the air, can irritate the eyes and respiratory tract and contribute to long-term health issues like asthma and cardiovascular problems.

Top 12 Air-Purifying Plants

1. Areca Palm (Dypsis lutescens)

Image courtesy of: Spaces

The Areca palm, native to Madagascar, is a popular foliage houseplant known for its ability to purify the air by removing formaldehyde, xylene, and toluene. As a houseplant, it thrives indoors and can tolerate both shade and bright light. It requires less frequent watering and prefers temperatures ranging from 15 to 35 degrees Celsius and it adds beauty and charm to any indoor space.

2. Snake Plant (Sansevieria trifasciata)

Image courtesy of: Rawpixel

Sansevieria, commonly known as Mother-in-law’s tongue or Snake plant, is an incredibly resilient indoor plant that thrives even in low light conditions. It is a perfect choice for those seeking a low-maintenance plant as it requires infrequent watering. Moreover, Sansevieria has been recognized as one of the most effective air-purifying plants, capable of eliminating benzene, formaldehyde, trichloroethylene, xylene, and toluene from the surrounding air. It can adapt to various temperature ranges, from 5 to 45 degrees Celsius, making it suitable for different climates.

3. Money Plant (Epipremnum aureum)

Image courtesy of: eddows_arunothai

The money plant, belonging to the Araceae plant family, is a popular houseplant found in French Polynesia. It is highly adaptable and can thrive in various indoor environments. It has the ability to effectively purify the air by removing benzene, formaldehyde, trichloroethylene, xylene, and toluene. As a houseplant, its growing habits and characteristics are as follows: it prefers indoor locations, tolerates shade and artificial light, requires less frequent watering, and can withstand temperatures ranging from 15 to 45 degrees Celsius.

4. English ivy (Hedera helix)

Image courtesy of: kolomietsolena

English Ivy, a flowering plant from the Araliaceous family, is a highly popular vine plant in Europe. It is native to most of Europe and Western Asia. Notably, English Ivy has been identified as one of the most efficient plants in removing benzene, formaldehyde, trichloroethylene, xylene, and toluene from the air. As a houseplant, its growing habits and characteristics include indoor location preference, tolerance to shade and artificial light, less frequent watering requirements, and a temperature range of 5 to 30 degrees Celsius.

5. Peace Lily (Spathiphyllum)

Image courtesy of: Elisall

The peace lily, belonging to the Araceae plant family, is a well-known indoor plant. It has been identified as one of the most efficient plants in eliminating benzene, formaldehyde, trichloroethylene, ammonia, xylene, toluene, and other pollutants from the air. As a houseplant, it thrives indoors and can tolerate both shade and artificial light. It requires less frequent watering and prefers temperatures ranging from 16 to 32 degrees Celsius.

6. Barberton Daisy (Gerbera jamesonii)

Image courtesy of: natanavo

Gerbera, a genus of flowering plants in the Asteraceae family, is renowned for its vibrant and lustrous flowers. It is a popular choice due to its ability to withstand adverse weather conditions and thrive in bright light. Notably, Gerbera is effective in purifying the air by eliminating benzene, formaldehyde, and trichloroethylene. As a houseplant, it flourishes indoors, tolerating both shade and bright light. It requires less frequent watering and prefers temperatures ranging from 15 to 25 degrees Celsius.

7. Chinese Evergreens (Aglaonema Modestum)

Image courtesy of: Jsttanrak

Aglaonema, a member of the Araceae family, is a popular indoor plant originating from tropical and subtropical regions of South Asia. With over 100 popular varieties, it is both visually appealing and low-maintenance. Notably, Aglaonema is known for its ability to cleanse the air by removing benzene and formaldehyde. As a houseplant, it thrives in indoor locations, tolerates shade and artificial light, requires less frequent watering, and prefers temperatures ranging from 15 to 30 degrees Celsius.

8. Spider Plant (Chlorophytum comosum)

Image courtesy of: araleboy

Chlorophytum comosum, a member of the Asparagaceae plant family, originates from southern Africa. This popular houseplant, known as the spider plant, is not only elegant and fast-growing but also easy to care for. A report by the university’s Cooperative Extension Service highlighted the spider plant as one of the top varieties for effectively removing VOCs. It has been found to cleanse the air by eliminating formaldehyde, xylene, and toluene. As a houseplant, the spider plant thrives indoors, tolerating shade and artificial light, requiring less frequent watering, and favoring temperatures ranging from 15 to 30 degrees Celsius.

9. Aloe Vera (Aloe barbadensis mill)

Image courtesy of: Olivier_Le_Moal

Aloe vera, a succulent plant belonging to the Asphodelaceae family, is a remarkable plant known for its numerous benefits and medicinal uses since ancient times. It can withstand adverse weather conditions and thrives in bright light, making it suitable for deserts. Aloe vera is also effective in purifying the air by eliminating benzene and formaldehyde. As a houseplant, it prefers indoor locations, tolerates both shade and bright light, requires less frequent watering, and can thrive in temperatures ranging from 15 to 45 degrees Celsius.

10. Rubber plant (Ficus elastica)

Image courtesy of: andriymedvediuk

The Rubber Plant, classified under the genus Ficus in the Moraceae plant family, is native to South Asia. This houseplant has been discovered to effectively eliminate formaldehyde from the air. As a houseplant, it thrives indoors, tolerating both shade and artificial light. It requires less frequent watering and prefers temperatures ranging from 15 to 30 degrees Celsius.

11. Boston Fern (Nephrolepis exaltata)

Image courtesy of: MargJohnsonVA

The Boston fern, belonging to the Nephrolepidaceae family and the Nephrolepis genus, is native to humid forests and swamps. It is known for its ability to effectively eliminate formaldehyde, xylene, toluene, airborne germs, molds, and bacteria from indoor air. As a houseplant, it thrives in indoor locations, tolerating both shade and artificial light. It requires frequent watering and prefers temperatures ranging from 15 to 35 degrees Celsius.

12. Bamboo Palm (Chamaedorea seifrizi)

Image courtesy of: Natabuena

The Bamboo palm, part of the Chamaedorea genus in the Aceraceae plant family, is one of the 107 species within its genus. This plant thrives in shady and humid conditions, often found growing under trees in rainforests. It is known for its ability to effectively remove benzene, formaldehyde, trichloroethylene, xylene, and toluene from the air. As a houseplant, it prefers indoor locations and can tolerate shade and artificial light. It requires frequent watering and thrives in temperatures ranging from 10 to 35 degrees Celsius.

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Robot-looking kitchen air purifier can get close to your stove to absorb smoke

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Not all houses have built-in exhaust systems or have space for kitchen hoods so when you cook, it can turn a bit smoky and smelly in there. And of course, we know that the smoke isn’t always that healthy and there may be other harmful elements there. Having an air-purifying product that is small enough to fit in your kitchen but powerful enough to suck out all the smoke would be the ideal solution of course.

Designer: G11 Designs

The Roba is a robot-looking device but is actually an air purifier for your kitchen that can stay as close as possible to your induction stove top. It is able to absorb the smoke that may come as you cook as well as the harmful ingredients that come with it. It has two “legs” that are simple, thin, and hard metals that stand. at a 90-degree angle so it can support the weight of the entire thing and keep it as close as possible to your stove and the food you’re cooking.

Roba is designed with “flexible and concise movements” that can be adjusted as you cook. It has a height-adjustable pillar and an axis that can both rotate in different directions and also bend its head at different angles so it can adjust as you cook different things on your induction stove. The “friendly look” of the device means it can fit in well with most modern kitchen designs and the parts can be handled “concisely in cylinders”.

This seems to be a concept for now but it can actually be a pretty useful piece of kitchen appliance especially for people like me who have small kitchens and no exhaust system. The fact that it looks like a robot or at least a robot lamp adds to the cuteness factor that makes me want to buy one if it ever becomes available. Maybe I can start cooking regularly as well if I have something like this.

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Mono kitchen hood brings a minimalist but functional air purifier

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For those who spend a lot of time indoors in their homes or condo units, we are not always so conscious about the quality of the air that we breathe. We are now only becoming aware that air pollutants can be as harmful as outdoors, sometimes even more so. Cooking in the kitchen is also a major source of indoor pollutants so you need to have a good filtration system especially there.

Designer: Ciarko Design

The Mono kitchen hoods will not only keep your air clean from all the smoke, grease, and other indoor pollutants but it also gives you an aesthetic addition to your space. Unlike other hoods that look too bulky, this has a more minimalist look and can be compared more to air purifiers but has a pretty strong carbon filtration system inside. So you get a functional and pretty air filtration system in your kitchen.

What’s also great about this is that it has a Gesture Control system so you don’t need to touch it whether you want to turn it on or off or to change its operating mode or to adjust its lighting. You can also use the remote control if you prefer something more tactile. And if you want to touch the hood itself, it has an AntiFingerPrint coating. It also has LED lighting so you have an additional lighting when you’re cooking and it can be adjusted from warm to cool.

The Ciarko Design Moni is available in white, black, gold, rose gold, green, and ecru so you can choose which can fit in with your kitchen’s design. You can either mount it on the wall or you can hang it from the ceiling as well if the wall mount is not possible.

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