With over 2 million downloads to date, it is one of the best and most trusted field guides for North American birds. Our most recent update features a home screen that's easier to use, an improved ...

This study analyzes total fluorine and chlorine in food packaging using combustion ion chromatography, ensuring consumer safety amid PFAS restrictions and regulations. Related Content Unlocking LC-MS ...

However, this precautionary measure does not extend to upright feeders, which are still considered safe for use. In light of this, gardeners are encouraged to switch to hanging feeders as an ...