Topic

electrical

2 articles

An Adapter Changes the Plug Shape. It Does Not Change the Voltage.

The two words are used interchangeably and mean completely different things. One reshapes a plug; the other changes the voltage. Confusing them is how hair dryers catch fire abroad.

Sep 12, 2026 · 4 min read

Tools and DIY

The Safety Rating on a Multimeter Matters More Than Its Accuracy

Cheap meters quote resolution and accuracy. The specification that decides whether one fails safely on a household-circuit fault is the CAT rating, and it is frequently absent or unverified.

Sep 12, 2026 · 4 min read