Title: वैकल्पिक

Text: Diamonds have long been known as costly, precious gems. Chemically speaking, however, a diamond is the same as a hunk of coal. Diamonds are pieces of crystallized carbon that were formed in the depths of the earth eons ago and brought up to the surface by volcanic pressures. When cut into facets, the diamond is the most brilliant of all gems. It is also the hardest - so hard, in fact, that it is used in drills and other tools for cutting hard materials. प्रत्येक पराग्राफले परीक्षण हुनेछ।

Save test: यदि तपाईं यो टाइपिङ परीक्षणलाई साझा गर्न चाहानुहुन्छ भने यो प्रयोग गर्नुहोस् (केवल प्रमाणीकृत प्रयोगकर्ताहरूको लागि)।