DNA was extracted from all samples using a modified cetyltrimethlyammonium bromide (CTAB) method […]

For ten years—from 1885 to 1895—this system continued unchanged, and in it there was no room for a holiday for me, a month, a fortnight, even a week off the chain; at the most a rare day. And relentlessly was I held on the chain.

These main categories of industrial diamonds, gem stones, bortz, and carbonados, are further subdivided into smaller classes. For instance, particularly fine bortz of a round form composed of crystals radiating from a common center are known as ballas.

2019-02-6, “What Is an Open-Concept Kitchen?”, in New Life: