XX.—Calcic hypochlorite from bleaching powder

Dust-free bleaching powder may not prevent symptoms in hairdressers with bleaching-associated rhinitis

OBJECTIVE Hairdressers have an increased risk for airway symptoms especially when using hair-bleaching powder containing persulfate. To minimize exposure, dust-free bleaching powder (DFP) has been made available. We studied the effects of regular powder (RP) or DFP on the airway symptoms of hairdressers with hair-bleaching associated rhinitis. METHODS Twelve hairdressers each performed three ...

Use of Crude Oil and Bleaching Powder in Controlling Fly Breeding in Compost Trenches

number of "municipal 'towns, in India, the methods of disposal of town"-wastes like night soil and katchra are highly insanitary and wasteful. The katchra dumping grounds and the night soil trenching grounds have often proved to be dangerous sources of fly breeding. For some years now, the compost method has been recommended as a satisfactory system of disposal of town refuse. It has proved to ...

Influence of Bleaching Powder on the Quality of Giant Freshwater Prawn (Macrobrachium rosenbergii)

Calcium hypochlorite commercially known as bleaching powder is used as a bleaching agent in shrimp processing industries in many countries and known to effect biochemical alteration in shrimp muscle. Studies were, therefore, undertaken to determine their effect in different concentrations viz., 10, 20, 30, 40 and 50 ppm with different time intervals on the quality of head-on, headless shell-on ...

Bleaching و عوارض آن

Normal 0 false false false EN-US X-NONE AR-SA One of the concerns od patients have been teeth stains particularly in anterior region. The etiology of this can be pulp necrosis, developmental disorders, drugs and systemic diseases. Bleaching or tooth whitening is a solution for some of these color changes. This article evaluated different methods of...

Sodium Hypochlorite