What Is PM2.5?
You can't see them. You can't smell a lot of them. In fact, they're hard to access with any of your senses. But that doesn't mean your body won't respond to those tiny airborne particles that make up what scientists…
health & safety
A Vivid Look at the Effects of Air Pollution
This week I saw a photo that will haunt me for the rest of my life. It's one thing to know something. It's another to see it. I've been writing about indoor air quality and the health effects of indoor…
10 Ways Your House Is Haunted
Imagine the house of your dreams. It's beautiful and laid out efficiently. You're always comfortable. It promotes health and happiness. The operating costs are low. You don't have to spend much to maintain it. You don't get a lot of…
Preparing an Old Home for Electrification, Part 2
The electrification movement is accelerating, so let's go back to this topic again and look at how to electrify an older house. In part 1 of this series, I listed some important questions to ask. Today, I'll cover some steps…
Does Radon Really Cause Lung Cancer?
In a recent article on the result of my radon test, I referred to the US EPA's work on the health effects of radon. They claim that about 21,000 people in the US each year get lung cancer from indoor…
![How Radon Enters A Home [US EPA]](https://www.energyvanguard.com/wp-content/uploads/2023/04/how-radon-enters-home-epa.jpg)
What to Know About a High Radon Test Result
I got a high radon test result for my house this week. I've lived in the house nearly four years now and finally got it tested. Yay! The result is high. Boo! But what does it really mean? I haven't…
Can Cold Surfaces Wring Moisture From Dry Air?
Cold air is dry air, right? Think about the humidity in your house in winter compared to what it is in summer. If you're in a humid climate, it's going to be drier in winter. Even in dry climates, it's…
What a Carbon Dioxide Monitor Tells You
OK, it's time to spell this out in black and white because there seems to be some confusion. Monitoring carbon dioxide (CO2), as I've been doing with my Aranet4 portable CO2 monitor* for the past couple of years, is a…
![Preparing An Old House For Electrification [Photo By Scottbb, Flickr.com, CC License]](https://www.energyvanguard.com/wp-content/uploads/2023/01/electrical-panel-neat-wiring-electrification-old-house-cropped.jpg)
Preparing an Old House for Electrification, Part 1
With the Inflation Reduction Act providing lots of incentives to improve your home and go all-electric, let's look at how you can prepare for the conversion. As with any home improvement job, it's best to do your homework. In this…
Ionizer Company Sues Indoor Air Quality Expert
Since the beginning of the pandemic in 2020, indoor air quality has become a subject of great concern. IAQ and infectious disease scientists discovered early on that COVID is airborne. That means removing virus-laden particles from the air or deactivating…
