It's important to read the seed label before purchasing. Inert material is something you'll see on the tag; here's why you should avoid it.

“Glass is an inert material, which means it does not leach any harmful chemicals into the water,” says Fernando. “This is a common issue with plastic bottles, especially when they are used ...

When a flame loses heat to the environment, or is diluted with an inert material that has to be heated with the heat released in the combustion reaction, the actual temperature reached is less than ...

A woman chooses a packet of seeds from the selection hanging on the shelves in a garden center. - Juan Reig Peiro/Getty Images ...