How to build your own air quality meter with a Raspberry Pi and CO2 sensor

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the ...
IEEE

Environmental Variation or Instrumental Drift? A Probabilistic Approach to Gas Sensor Drift Modeling and Evaluation

Abstract: Drift is a significant issue that undermines the reliability of gas sensors. This paper introduces a probabilistic model to distinguish between environmental variation and instrumental drift ...

Do You Need A Special Socket To Remove O2 Sensors?

Can you remove an O2 sensor with a standard wrench? Learn when you need a special socket, what's in a kit, and how thread ...

Place Any Space Smart Smoke and Carbon Monoxide Detector review

There are four Place smoke and CO detector models, purpose built for the kitchen, nursery, garage, and outside sleeping areas ...

Here are 90+ new Apple products, features, and other updates from 2025Here are 90+ new Apple products, features, and other updates from 2025Here are 90+ new …

Apple Fitness+ features: Apple kicked off 2025 with some updates for Fitness+, bringing new programs for pickleball, strength ...