The walls of the hive will be covered with a thin coating of propolis, a resinous substance obtained from plants.

Tar refers to the substance obtained from a variety of organic materials through destructive distillation.

Dietary fibre is a substance obtained from plant foods, as distinct from animal foods.

There was a Tannery about 100 years ago, and hides and skins were tanned from a substance obtained from the bark of oak trees.

I have many precious things that cannot be found readily, along with substances easily obtained from the local flora.

The company also tests natural marine substances obtained through a scientist at the Scripps Institute of Oceanography nearby.

"The name isinglass is commonly applied to thin sheets of mica, and sometimes to a gelatinous substance obtained from certain seaweeds."

Bhasma in Ayurveda has been defined as a substance obtained by calcination.

Camphor is a white crystalline substance, obtained from the tree Cinnamomum camphora.

Richelieu pearls were made by coating an iridescent foundation with a substance obtained from a fish which lived in European rivers.