NONE any commercially used optical brightener needs to be added to raw untreated material. Answer I'm not sure the first answer responded to the question asked. Optical brighteners, such as those used in laundry detergents, are synthetic fluorescent dyes. The syntheses of these dyes use various chemicals, depending upon the dye which is to be made. For example, the brightener known as Blankophar R is obtained by the reaction of 4, 4' diaminostilbene -2,2' disulfonic acid and phenyl isocyanate.
They should be sure that in the kitchen they use ONLY the chemicals that are safe to use around food preparation. They should also know how to use the chemicals, what precautions to take, and what to do if these chemicals accidentally come in contact with their skin, face, or eyes.
It is advised that pregnant women as well as nursing moms should not use skin brighteners. However, there are some skin brightener products on the market today that claim to be safe for pregnant women because the product does not contain hydroquinone.
Camouflage is an optical illusion.
A mirage is a common optical illusion.
An optical drive is use for read and write data from a optical disk(CD/DVD).
Laundry detergents are made to a recipe. The manufacturers use a variety of ingredients apart from the basic detergent, colour is added, bleaches, optical brighteners, perfume, anti caking agent, rust inhibitors, hard water foaming agents, surfactants ... Chemicals like polyphospate, sodium carbonate or sodium silicate and aluminosilicate. It is impossible to answer your question about which one element is in laundry detergent. Pick an element, C, H, O, Ca, P, Si, B, Na, Cl, Al
False, They can use optical storage discs.
Chemicals you Use in your house
They use them in something that does have chemicals or has natural chemical
No optical mice do not have lasers in them, they use LED's (light emmiting diodes).
A good education is preparation for life and a career
Yes Because all optical devices use light, mirrors use light......so yeah -Link941
we use test tube to hold chemicals and heat and chemicals.
optical astronomy astronomers use reflecting telescops and refracters telescopes to collect lite
The Ancient Greeks were the first people on Earth to use Optical Illusions.
An optical microscope or twlescope.
Optical memory is an early form of computer memory. It involves the use of an optical system for the writing and reading of data to and from a computer's main memory.
use of a (micr)
You can not only use optical cleaning cloths on your laptop, it's actually recommended as it's not abrasive.
yes, those chemicals are actual chemicals though they use astonishinly small amounts.
No,chemicals damage hair!
chemicals are filled in nature. we use daily. eg are soap
Optical and Radio telescopes.
Preparation is vital before a trip. Her preparation came in handy. She didn't need much preparation for dinner.
Sulphuric acid is used as a catalyst in the preparation of aspirin.