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Soap and soap powder

Содержание

1. Soap and soap powder
2. «Oh, you nasty, Oh, you dirty, Unwashed
3. Liquid or solid product, containing surfactants, in
4. What kinds of stains are on clothing?
5. The first SMS has appeared only in
6. Слайд 6
7. Not the last in the list of
8. separation of mud particles from the surface
9. «Long live the scented soap ,And the
10. Скачать презентанцию

«Oh, you nasty, Oh, you dirty, Unwashed pig! You аre blacker than chimney-sweep,Look at yourself :You’ve got shoe polish on neck,You’ve got blot under your nose, You’ve got such hands,That escaped

Слайды и текст этой презентации

Слайд 1Soap and
soap powder.

Soap andsoap powder.

Слайд 2«Oh, you nasty, Oh, you dirty,
Unwashed pig!
You аre

blacker than chimney-sweep,
Look at yourself :
You’ve got shoe polish on

neck,
You’ve got blot under your nose,
You’ve got such hands,
That escaped even the pants,
Even the pants, even pants
Run away from you …»

«Oh, you nasty, Oh, you dirty, Unwashed pig! You аre blacker than chimney-sweep,Look at yourself :You’ve got

Слайд 3Liquid or solid product, containing surfactants, in conjunction with the

water used either as a cosmetic - for cleansing and

skin care products (soap), or as household chemicals - detergent (laundry soap).
surfactants - поверхностно-активные вещества
liquid - жидкость
solid - твердый
conjunction - совместный
detergent - моющее средство
laundry - прачечная

Soap

Liquid or solid product, containing surfactants, in conjunction with the water used either as a cosmetic -

Слайд 4What kinds of stains are on clothing?

stains - пятна

When did people start to use soap?

What kinds of stains are on clothing? stains - пятна When did people start to use soap?

Слайд 5The first SMS has appeared only in 1916. The invention

of the German chemist Fritz punter was meant only for

industrial use. Domestic SMS issued since 1935, when they become less harmful to the skin.

The concept of synthetic detergents and washing process.

Since then, developed a series of SMS narrow purpose, and their production - is a major branch of the chemical industry.

The first SMS has appeared only in 1916. The invention of the German chemist Fritz punter was

Слайд 6

Слайд 7Not the last in the list of household detergents take.

Wash - the most time-consuming process in our everyday life.

But aides in the wash are surface-active agents (surfactants).

Not the last in the list of household detergents take. Wash - the most time-consuming process in

Слайд 8separation of mud particles from the surface being cleaned,
transfer

of water-insoluble mud particles in the solution,
retention of these

floating
particles in the detergent solution,
i.e. prevent resorption.

The cleaning process was to ensure the 3 stages:

separation of mud particles from the surface being cleaned, transfer of water-insoluble mud particles in the solution,

Слайд 9
«Long live the scented soap ,
And the fluffy towel,
And the

washing powder …….»

Thank you for your attention, all the best.

«Long live the scented soap ,And the fluffy towel,And the washing powder …….»Thank you for your attention,

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