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What is the full form of PVC, PET, HDPE, LDPE, PP and PS?
Why it is advised not to wear synthetic clothes while working in kitchen or laboratory ?
give 5 differences between natural and synthetic fibre
why do synthetic fibre soak less water than natural fibres?
do they take less time to dry and why?
what does this activity tell you about the characteristics of synthetic fibres?
What are the Advantages and Disadvantages of Synthetic Fibres ?
Write 5 uses of synthetic fibers other than making clothes ?
why is rayon called as"artificial silk"?
I want 5 slogans about plastic
the fibre that burns readily with the smell of burning paper.
Why Is Jute Called The Golden Fibre.
What is the definition of regenerated fibres?
devise an activity to show that organic waste is biodegradable while plastic is not
Firemen use Melamine coated uniform.Why?
why is rayon called as semisynthetic fibre?
avoid plastics as far as possible. comment on this topic
'all polymers are macromolecules but all macromolecules are not necessarily polymers.' comment upon the statement.
List any 6 synthetic fibres and write their advantages and disadvantages each 3? Pleaseee fast
name the monomer from which the natural fibre cotton is made
what is the full form of PVC and what is means
Why is natural fibre expensive?
why is artificial fibre cheaper than natural fibre?
required five slogans on plastic
What is the difference between linear and cross-linked arrangement ?
The process by which artificial fibres are made from simple fibre is called --------------
Explain The Process Of Formation Of Bakelite With The Help Of Formaldehyde And Phenol
Some slogans to avoid plastics
what is monomer of rayon
what are the disadvantages of synthetic fibres?
although rayon is obtained from a natural source,wood pulp,yet it is a man-made fibre.give reasons.
why nylon is used for making carpets, toothbrush bristles and tyres?
10 points on the uses of plastics....urgent....
mention two properties of synthetic polymers / plastics which make them acceptable to the users?
uses of terylene
Find out what kind of measures are taken in your locality to dispose plastics wastes? Can you suggest some methods to the resident of your area?
(Dear frns and experts it's an que of my hhw, plz help me to find out the measures taken in my locality and plzzz suggest me some methods)
What are the uses of bakelite and melamine ?
why is rayon called regenerated fibre/
visit five families in your neighbourhood and enquire about akind of cloth they use .the reason for their choice and advantages of using them in term of cost ,duarability and mantinence.make a short report
as a responsible citizen what measures do you suggest to keep public places clean and free from plastic
Full form of-
advantages and disadvantages of synthetic materials
name 5 examples of thermoplastics and thermosetting plastics?
'Manufacturing synthetic fibres is actually helping conservation of forests.' Explain.
I need it tonight!!!!
Koroseal is the trade name of ------------
What is bakelite and melamine and what is the difference between the two?
Which type of plastics cannot be processed again and again ?
Uses Of The Following
how is plastic useful in healthcare industry?
"A nylon thread is stronger than a steel wire" Justify.
There is a difference between the Raw material used in Rayon and other synthetic fibres like Nylon or Polyester. What is da difference ?
what are synthetic fibres ?
Clay is a 'plastic' material. Does this imply that this a polymer ?
plastics are threat to environment.comment.
The simple molecule of molecules in a polymer is called ----------
Certain plastics items are called unbreakable.What is this material?Write its formula.
Why synthetic fibres are more popular than natural fibres?
do you think rayon when burnt will stick to the body like other synthetic fibres?
An artificial fibre similar to wool is _______.
Fill in the blank
what are the different types of fibres?
what are the problems caused by excessive use of plastics?
Name the raw materials used to make Nylon and Rayon ?
explain the differences between thermoplastics and thermosetting plastics.
note:best answers vil b givn thumb ups
why is nylon used for making ropes for rock climbing?
_________burns vigorously and leaves ash
__________burns readily with the smell of burning paper
________shrinks if burnt and forms a black bead along with the sooty flame
differences between natural and synthetic fibres.
give reasons why ?
a) cooking pans have plastic handles
b) burning of plastic causes air pollution
c) nylon is used for making climbing ropes
d) refrigerators have a plastic foam core
e) electric wires have a plastic covering
f)bakelite is used for making electric switches
What is polycot????
Suggest ways to minimize the damage to the environment due to synthtic polymers.
which is stronger-
1-) wool or rayon?
2-) rayon or silk?
Why are rayon called regenerated fibre?
WHAT IS 4R principle
the names of different breeds of wool yielding animals found in different countries
Acrylic fibers are used for making sweaters and shawls why?
what is blended fibre give exampkes too ?
Name the monomer of polythene .
what is leather a natural fibre or a artificial fibre
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