cleaning

what are the 4 types of soil

mechanical soils

electrostatic

water soluble

organic soil

what are mechanical soils

gum, mud, wax

what are electrostatic soils

lint, dust

what are water soluble soils

coffee cola

what are organic soils

grease oil

how do you remove mechanical

scaping and agitation

how do you remove electrostatic

removed by neutralizing attraction

how do you remove water soluble

detergent and immersion

how do you remove organic

detergent and immersion, organic solvent, heat

what is the main difference between soaps and detergents

more ingredients with detergents and soap is made up of fat

what is detergency

solvent +soap/detergent+ agitation= soils suspended in water and prevented from being redeposited onto other garmentss

what is a solvent

a liquid what dissolves other materials

what is the main solvent and why

water because its cheap and non toxic

what is dry cleaning

dry cleaning cleans clothes with chemicals while keeping them dry

perc is the most common chemical but very dangerous and toxic

what are quality issues

crocking, bleeding, shrinkage, migration

what is crocking

color rubbing off during use

what is bleeding

color transfer during washing

what is shrinkage

fabric dimension change, especially during first cleaning

migration

movement of dye within a fabric