Home & Cleaning

A 2023 study estimated tens of millions of plastic particles a year from chopping on polyethylene and polypropylene boards. What it found, what wood sheds instead, and when a board should go.

Food-grade sounds like a certification. In US food-contact rules it isn’t a defined term at all, and the FDA doesn’t approve finished products. What the FDA, EU and LFGB claims on a box actually mean.

Glass had the lowest rate of metal-limit failures in a 69-study review. How stainless and silicone compare, why the plastic lid is usually the weak link, and the habits that matter more than the material.

Most glass storage sets ship with plastic lids, and the best-known silicone bag belongs to the company behind Ziploc. Six picks vetted on material, lid and owner.

A 2024 study counted about 240,000 plastic particles per liter of bottled water, nine tenths of them nanoplastics. What that number means, what it doesn’t, and what actually lowers it.

An aluminum bottle never touches your drink. The resin lining it does, and almost no brand will tell you which resin that is. Here’s what we could and couldn’t find out.

Most insulated bottles are sealed with a pellet of lead, and only some brands will tell you. Five bottles vetted on steel grade, linings, seals and who owns them.

BPA-free tells you one molecule is missing. The replacements that took its place test as about as hormonally active, and Europe has now banned the whole family from food contact.

Stainless steel releases nickel and chromium under the right conditions, and most insulated bottles are sealed with a lead pellet. What the research and the court filings actually say.

The standard Brita filter isn’t certified to reduce PFAS at all. The Elite is, for exactly two of them. Here’s what the peer-reviewed testing found, and what it means for the pitcher on your counter.