Articles & Guides
In-depth guides about certification marks, standards, and compliance.
What Does CE Marking Mean?
CE marking is one of the most misunderstood labels in product compliance. Here's what it actually means, who requires it, and what it doesn't guarantee.
How to Read IP Ratings
IP ratings tell you how well a device is protected against dust and water. But IP68 doesn't always mean the same thing. Here's how to decode any IP rating.
CE vs UL: Key Differences Explained
CE and UL are both safety marks, but they work very differently. CE can be self-declared; UL always requires independent testing. Here's what you need to know.
What Markings Does Electronics Need for the EU?
Selling electronics in the EU requires multiple markings. CE is just the start — you also need to consider RoHS, WEEE, and potentially others.
What Do the Numbers on Plastic Packaging Mean?
The numbers 1-7 inside the recycling triangle on plastic packaging identify the type of plastic. Here's what each number means and which plastics are recyclable.