Q4 W2 Flashcards

1
Q

A spot or localized discoloration left on the fabric by the foreign substance

A

Stain

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2
Q

Animal stains:

A

Blood, milk, wine, meat

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3
Q

Vegetable stains:

A

Tea, coffee, tomato, gravy

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4
Q

Grease stains:

A

Butter, ghee, curry, oil

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5
Q

Mineral stains:

A

Ink, rust, medicine

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6
Q

Paints, lipstick, chewing gum, etc..

A

Built-up stains

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7
Q

Combination of absorbed stains and built up stains blood

A

Compound stains

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8
Q

Hydrocarbons, petroleum based alcohol, chlorinated hydrocarbons — benzene, kerosene, acetone, glycerin, ethyl alcohol, turpentine, carbon tetra chloride

A

Solvents

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9
Q

Oxidizing bleach, reducing agents — Hydrogen peroxide, oxalic, acid, potassium, permanganate, sodium bisulphate.

A

Bleaches

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10
Q

Fatty acids — coconut oil, oleic acid.

A

Fats/oils

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11
Q

An ionic and-ionic soaps, fatty acid, alcohol, sulphatesnates, fatty amine oxides

A

Emulsifiers

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12
Q

Organic, in-organic — 1% oxalic acid, 30% formic acid, white vinegar, curd, sour milk, diluted hydrochloric acid

A

Acids

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13
Q

Ammonium hydroxide, sodium bicarbonate.

A

Alkalis

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14
Q

Enzymes soaps

A

Enzymes

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15
Q

Talc, cornstarch, french chalk

A

Absorbents

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