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2. Elemental chlorine free - Wikipedia

   en.wikipedia.org/wiki/Elemental_chlorine_free

   Elemental chlorine free (ECF) is a technique that uses chlorine dioxide for the bleaching of wood pulp. It does not use elemental chlorine gas during the bleaching process and prevents the formation of dioxins and dioxin-like compounds , carcinogens .

3. Bleach - Wikipedia

   en.wikipedia.org/wiki/Bleach

   The grade of chlorine-based bleaches is often expressed as percent active chlorine. One gram of 100% active chlorine bleach has the same bleaching power as one gram of elemental chlorine. The most common chlorine-based bleaches are: Sodium hypochlorite (NaClO), usually as a 3–6% solution in water, usually called "liquid bleach" or just "bleach".

4. Bleaching of wood pulp - Wikipedia

   en.wikipedia.org/wiki/Bleaching_of_wood_pulp

   As a result, from the 1990s onwards, the use of elemental chlorine in the delignification process was substantially reduced and replaced with ECF (elemental chlorine free) and TCF (totally chlorine free) bleaching processes. In 2005, elemental chlorine was used in 19–20% of kraft pulp production globally, down from over 90% in 1990. 75% of ...

5. Paper chemicals - Wikipedia

   en.wikipedia.org/wiki/Paper_chemicals

   Elemental chlorine bleaching uses chlorine and hypochlorite. Elemental chlorine-free bleaching is more environmentally friendly since it eliminates the use of hypochlorite and replaces chlorine with chlorine dioxide or sodium chlorate. [3] Totally chlorine-free bleaching utilizes oxygen and hydrogen peroxide. This is the most environmentally ...

6. Chlorine-releasing compounds - Wikipedia

   en.wikipedia.org/wiki/Chlorine-releasing_compounds

   Chlorine releasing solutions, such as liquid bleach and solutions of bleaching powder, can burn the skin and cause eye damage, [2] especially when used in concentrated forms. As recognized by the NFPA, however, only solutions containing more than 40% sodium hypochlorite by weight are considered hazardous oxidizers.

7. Many baby diapers contain chlorine dioxide. Should ... - AOL

   www.aol.com/lifestyle/many-baby-diapers-contain...

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8. Teeth whitening: What is it, how to do it safely and how to ...

   www.aol.com/lifestyle/teeth-whitening-100042380.html

   Bleaching trays, also called whitening trays, are made from a pliable material that molds to your teeth. Some products come preloaded with bleaching gel, while others require you to add the gel ...

9. Sodium hypochlorite - Wikipedia

   en.wikipedia.org/wiki/Sodium_hypochlorite

   Sodium hypochlorite solutions, such as liquid bleach, will release toxic chlorine gas when mixed with an acid, such as hydrochloric acid or vinegar. A 2008 study indicated that sodium hypochlorite and organic chemicals (e.g., surfactants, fragrances) contained in several household cleaning products can react to generate chlorinated organic ...