Dictionary » B » Bleaching



The act or process of whitening, by removing colour or stains; especially. The process of whitening fabrics by chemical agents. Bleaching powder, a powder for bleaching, consisting of chloride of lime, or some other chemical or chemicals.

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Re: Salmonella and e. Coli

... is really hard to get over right now. I am currently afraid to use the bathroom in my house unless it is bleached before I use it and even after bleaching I feel dirty because I used it. I will not touch my waistband after using the bathroom or take off my pants to change them without washing ...

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by Babyfikra
Thu Jan 31, 2013 5:55 am
Forum: Microbiology
Topic: Salmonella and e. Coli
Replies: 12
Views: 14090

Confusion: Rod cells,rhodopsin bleaching

I'm confused as to why,when exposed to bright light, rod cells cease to function. I understand that exposure to bright light bleaches all of the rhodopsin, but...so what? Why doesn't the bleached product (opsonin/retinal) simply get re-synthesised back into rhodopsin as it does in dim light, and the...

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by ADAS137
Sun Jan 01, 2012 10:26 pm
Forum: Human Biology
Topic: Confusion: Rod cells,rhodopsin bleaching
Replies: 0
Views: 921

Unexpected Fluorescent signal

... Protien, Yellow Fluorescent Protein...). Fluorescense is stronger than autofluorescense, but the signal will quickly die after excitation...call Bleaching.

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by bluetutu
Sun Mar 13, 2011 6:58 pm
Forum: Molecular Biology
Topic: Unexpected Fluorescent signal
Replies: 4
Views: 1630

Question about viruses (particularly hiv)

... anyway. 2- It depends, again. Once again of the amount of blood in the stain, but also of the detergent. Many laundry detergent contains some bleaching agents and will probably severely damage the viruses. But even if they do not, the simple fact that you remove the stain with water will probably ...

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by canalon
Wed Nov 17, 2010 7:51 pm
Forum: Microbiology
Topic: Question about viruses (particularly hiv)
Replies: 25
Views: 52217

Re: Teeth whitening - White Strips and Ionic White

Many dentists have mastered teeth cleaning, as well as whitening and bleaching, so why should we use some things without dental assistance? I think we can only use strips for maintenance after a dental procedure, that's why we shouldn't always run to the stores ...

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by samwalker
Wed Apr 28, 2010 5:54 am
Forum: Human Biology
Topic: Teeth whitening - White Strips and Ionic White
Replies: 12
Views: 11404
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