what are the 3 types of natural fiber carpet are made from
1. insects
2. plant
3. animal
what type cleaning material should never be used with protein fibers from animals
sodium hydrochloride (bleech)
Brainpower
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if bleech is used on protein fibers what damage would occur
It will soften or dissolve protein fibers
Protein Fibers are naturally _________
Flame resistant
What are the three types of fiber in fleeces of lamb or sheep
Epidermis, epicuticle and cuticle
what are the outer parts of fleece of lamb or wool
cortex and medulla
,What makes wool bounce back
natural crimp
What is a harmful chemical to wool
alkaline which is found in detergents
what can cause dye migration in wool
high pH
What is felting in wool fabrics?
through agitation of wool, you are interlocking the scales of the wool fiber, making it look slimy
during the cleaning
wool can be damaged and degrade if
left in prolonged sunlight
what constitutes lamb wool
it's the first fleece that is sheered from lamb
how old must the sheep be to be considered lamb wool
8 months or younger
what is Virgin Wool
wool spun for the first time
What is pulled wool
Wool taken from slaughtered animals
what does wool do
1. hides dirt
2. sustain insect growth
3. bleeds with moisture and crocks (smudges) with agitation
if you spill something on wool you should do what
,Block (Do not rub)
To protect the fibers of wool you can use what chemical
Florochemicles (Teflon or Scotchguard)
What chemicle should never be used on wool
Silicone
Silk is considered one of the ________ fibers
Strongest
What happens to sil as it ages
It turns yellow
What can damage silk
alkaline and perspiration
what are some of the problems with silk
It spots easily and it's texture distorts easily
Where do cellulosic fibers come from
They come from plants and vegetation
what are some examples of cellulosic fibers
Cotton and Jute
What is Rayon
it's regenerated cotton product
what causes a browning of Celluosic fibers
Lignin
, What happens if you use to.much water or do not dry cellulosic fiber products fast enough
it can cause it to brown
Cotton has a longer or shorter drying time
longer
What is jute used for in carpeting
secondary backing in carpets
What is jute?
A plant fiber from the stalks of the jute plant
what other areas is Jute used for in carpeting besides carpet backing
1. warp and fill yarns for woven carpet
2. blended with sisal for mats
What are the positives of Jute
1. They have good dimensions and are very stable.
2. They are resistant to dry heat
What are the downside of Jute
1. Take longer to dry
2. They may shrink
3. They may rot or brown with over wetting and improper drying
What is Coir rug
Rug made of coconut husk
What is a sisal rug
rug made from the agave plant
How do you clean Sisel or Coir rug
You use low moisture cleaning and wet the surface evenly