Amber, copal, etc

Usage examples of resins.

A common type, devised by the DL people, was made from slow-burning tree resins, DL 78.

Lal Chandra sent them there at a time when the stars were propitious to lay large cakes of rare, precious resins on top of the highest snowy peaks in order to bring the resins closer to the stars.

They must have had some excellent resins, which they turned into highly charged electrets.

Japanese researchers discovered that some resins become charged and turn into permanent and quite new sources of electricity after having been melted and left to cool in a strong electrostatic field, between the plates of a capacitor.

In his imagination he saw the towering peaks of the Himalayas, and exhausted men bringing down some sort of resins from the mountains.

Fedor Matveyev mentioned those resins, leading Koltukhov to conceive the idea of powerfully charged electrets.

The naval basin here will take all of that timber, the resins, the iron, and the copper.

A large skull, perhaps of a bear, sat on one of the inlaid tables, and resins were fuming out of it.