The "Bunsen burner element" refers to the heating component of the Bunsen burner, named after German chemist Robert Bunsen who developed the laboratory device in the mid-19th century. The spelling of the word "Bunsen" is phonetically transcribed as /ˈbʌnsən/ in the International Phonetic Alphabet, with emphasis on the second syllable. The spelling of "burner" is /ˈbɜrnər/, with emphasis on the first syllable. The combination of these two words, "Bunsen burner element," creates a recognizable term in the scientific community worldwide.
A Bunsen burner element refers to a crucial component of a Bunsen burner, which is a common laboratory device used for heating purposes. Specifically, the Bunsen burner element is responsible for producing the flame that is used for heating or sterilizing various materials. This component is typically made of a cylindrical metal tube usually constructed from nickel-chromium alloy, known for its resistance to heat and oxidation.
The Bunsen burner element is located at the base of the burner, where gas is delivered through a gas inlet. When the gas is turned on, it passes through small holes within the element, where it mixes with air to form a flammable mixture. The mixture is then ignited, resulting in a controlled and adjustable flame.
The Bunsen burner element plays a critical role in regulating the intensity, shape, and size of the flame. Its design allows for the adjustment of the air-to-gas ratio, which directly affects the temperature and properties of the flame. By altering the amount of air entering the element, the flame can be adjusted from a low, yellow, and cooler flame called the safety flame to a high, blue, and hotter flame called the roaring flame.
The Bunsen burner element is widely used in scientific research, chemical laboratories, and educational institutions for a variety of purposes, including sterilizing equipment, heating solutions, and conducting experiments that require controlled heating. Its versatility and ease of use have made it a staple in laboratory settings worldwide.
One of the elements of a galvanic battery consisting of carbon in water acidulated with nitric acid, and zinc in sulphuric acid water, the two solutions being separated by a partition of porous material.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.