Identify the synthetic fibre which resembles wool

Sweaters knitted of a acrylic keep us warm as woolen sweaters

The first fully synthetic fibre was

In which year nylon was produced

Select the correct option from the given statement

Thermosetting plastic are strong, durable and can be remoulded by heating above a specific temperature

Plastic are heavier than metals,so they are used in cars, aircraft and spacecraft

Which of the following fibres is used for making parachutes

Which of the following attributes do not apply the plastics