Boron is a chemical element; it has symbol B and atomic number 5. In its crystalline form it is a brittle, dark, lustrous metalloid; in its amorphous form it is a brown powder.

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Nov 28, 2025 · Pure crystalline boron is a black, lustrous semiconductor; i.e., it conducts electricity like a metal at high temperatures and is almost an insulator at low temperatures. It is …

Oct 10, 2025 · High doses of boron can cause nausea, vomiting, and diarrhea. Talk with a healthcare provider before starting any supplements. Boron is a naturally occurring element …

Sep 20, 2025 · Boron is a mineral found in many foods and drinks. It is also sold as a dietary supplement product. It is used to help some people who have low levels of boron. It may also …

Boron is defined as the fifth element in the periodic table, commonly found in soils, rocks, and water as boric acid and inorganic borates, and is essential for plant health and potentially for …

En el pergamino hay muchos borrones, pero aun así se puede leer. There are many blots in the scroll, but it's still readable. El escribiente tenía la camisa llena de borrones.The scribe's shirt …

BORRÓN translate: rubbing out, crossing out, stain, blot, blot, blob, blot, smudge. Learn more in the Cambridge Spanish-English Dictionary.

La película pasó como un borrón, y me costó entender la trama. The movie played in a blur, and I struggled to understand the plot.

Look up the Spanish to English translation of BORRÓN in the PONS online dictionary. Includes free vocabulary trainer, verb tables and pronunciation function.