Cleaning Stains Part Seven

A lot of stains to clean here – on part seven

Cleaning stains from tobacco

In the mouths of smokers to form dark saliva, which if it gets on pillowcases, sheets, towels and other items forming stains. Tobacco stains are formed and the touch of moist tobacco to various tissues.
Tobacco stains are yellow to brown with clear lines and distinctive smell of tobacco.

Cleaning tobacco stains on white fabrics

Stains is a wet wipe with a mixture of 35 g 3% solution of hydrogen peroxide, 8 g 96% pure alcohol (or alcohol obeztsve tan-combustion) and 2 cm3 of 10% ammonia solution. Seats are rinsed several times with water and further processed by the general rule.
Tobacco stains smeared with egg yolk, leave to stand for 5-10 minutes and erased swab with alcohol. Wipe with a sponge soaked in lukewarm water. If traces of yolk, they get wet with a few drops of warm glycerin, wash with soap and finally with water, refinishing general rule.
Fresh tobacco stains can be cleaned with gasoline, turpentine or other solvent. The seats then rub with a sponge soaked in a water bath heated 95% alcohol until the spots disappear completely.

Cleaning stains from tobacco on color fabrics

Stains on all color fabrics are deleted first with alcohol, then wipe with a 2-5% ammonia solution, which should immediately be washed with water. Seats are dry with a dry cloth and dry in the shade. If traces remain, depending on the fabric colors, they are treated with 1-3% solution of hydrogen peroxide, washed with water and dried.

Cleaning stains from potassium permanganate

a. Stains on white fabrics are cleaned, and immersed in warmed to 25 ° C aqueous solution of potassium iodide (20 g of potassium iodide in 100 cm3 distilled water) and kept there until their discoloration. Areas cleaned rinsed several times with cold water.
b. Aging brown spots potassium permanganate are first processed in the manner described in paragraph “a”, then the other tissue in it traces of stains immersed and kept for 10 min in 8% solution of acetic acid and finally rinsed in a 15% solution of salt.

Cleaning stains from rivanol

Stains are moistened with 3% ammonia solution and let stand 2-3 hours. Then rinse with water and immediately wetted with 5-6 drops of 6% solution of potassium metabilsulfit (used in wine). Seats are washed several times with clean water, dry with a clean cloth and leave outdoors.
When stains are rivanol on colored fabric, you need to test the color fastness against the used reagents.

Cleaning stains from silver nitrate

Soak the stain with a swab dipped in a 15% solution of salt, to which are added a few drops of dilute hydrochloric acid. Then clean the areas treated with hot 10% solution of sodium thiosulfate, rinsed with clean water and dried outdoors.