Bleach is the generic name for any chemical product that is used industrially or domestically to remove color (whitening) from a fabric or fiber or to clean or to remove stains in a process called bleaching. It often refers specifically to a dilute solution of sodium hypochlorite, also called "liquid bleach". … Meer weergeven The earliest form of bleaching involved spreading fabrics and cloth out in a bleachfield to be whitened by the action of the sun and water. In the 17th century, there was a significant cloth bleaching industry in Western … Meer weergeven Whitening Colors of natural organic materials typically arise from organic pigments, such as Meer weergeven A Risk Assessment Report (RAR) conducted by the European Union on sodium hypochlorite conducted under Regulation EEC 793/93 concluded that this … Meer weergeven Color safe bleach is a chemical that uses hydrogen peroxide as the active ingredient (to help remove stains) rather than sodium hypochlorite … Meer weergeven Most industrial and household bleaches belong to three broad classes: • Chlorine-based bleaches, whose active agent is chlorine, usually from the decomposition … Meer weergeven Sodium hypochlorite solution, 3–6%, (common household bleach) is typically diluted for safe use when disinfecting surfaces and when used to treat drinking water. A weak solution of 2% household bleach in warm … Meer weergeven The safety of bleaches depends on the compounds present, and their concentration. Generally speaking, the ingestion of bleaches will cause damage to the Meer weergeven Web21 nov. 2024 · An element is a pure substance that consists of only one type of particle. These particles can be atoms or molecules. For example, Carbon is made up of only carbon atoms, gold is made up of only gold atoms, Hydrogen gas consists of Hydrogen molecules (formed from two atoms of Hydrogen), etc.
Bleach - Wikipedia
WebChlorine is a chemical element commonly used in industry and found in some household products. When chlorine gas comes into contact with moist tissues such as the eyes, throat, and lungs, an acid is produced that can damage these tissues. At room temperature, chlorine is a yellow-green gas under normal conditions and can be dissolved in water. Web29 aug. 2011 · Bleach can be a pure substance, but it is often not. Pure bleach is called hydrochloride. When you buy bleach to use at home, it is a mixture, not pure bleach. Is … maggie o\u0027meara boise id
What Is a Substance Examples and Types - Study.com
Web4 okt. 2024 · Usually, a solution of salt or sugar in water is a pure substance. The concentration of the solution is the same no matter where you take a sample. In other words, the number and type of atoms … Web21 apr. 2014 · A basic introduction to pure substances. WebA pure substance is a single kind of matter that cannot be separated into other kinds of matter by any physical means. A pure substance always has a definite and constant … covariant contravariant tensor