Infrared photography for thermal analysis has changed dramatically in the last thirty years. The cost of the cameras has dropped to the point where just about anyone can buy one. But that doesn’t mean that anyone can understand the information they are providing. I know someone who uses his infrared camera to find his dog when he lets him out at night! Most of the … Continue reading Building Diagnostics and Infrared Cameras
I am really, truly glad that there are new minds getting into the solar and energy efficiency world. When I got into this business back in 1977, everything was new . . . to me at least. There were numerous luminaries out there who became my heroes. The fundamentals of the second law of thermodynamics were true then and are true now, but technology has … Continue reading Innovations Under the Sun
When Socrates sat around with his students discussing the issues of the world, they didn’t have laptops or cell phones, piles of books or even papers. If they did have tablets, they certainly didn’t look like they do today! The students really needed to pay attention and remember what was talked about. Even later, stories and histories were passed on from person to person. Carpenters, … Continue reading Test As We Work
