Youtube - How 1.5 Million Plastic Bottles Are Turned Into Clothi

What is the main material that Shriranga turns plastic bottles into?

• Nylon

• Cotton

• Polyester

• Silk

About how many plastic bottles can Shriranga's company turn into polyester in one day?

• 100,000

• 500,000

• 1-2 million

• 5 million

Why is PET (polyethylene terephthalate) uniquely suited for making fibers?

• It's very cheap

• It has long chains of molecules that hold tightly together

• It's biodegradable

• It's naturally colorful

What technique does Shriranga use to color their fibers?

• Dyebaths

• Spray painting

• Doped dyeing

• Natural plant dyes

How did World War II impact the use of synthetic fibers?

• It increased the use of silk

• It led to the invention of polyester

• It caused a shortage of cotton

• It collapsed the silk market and promoted alternatives like nylon

What percentage of polyester produced globally in 2020 came from recycled material?

• Less than 15%

• About 50%

• More than 75%

• 100%

What is a challenge in recycling polyester clothing compared to plastic bottles?

• Polyester clothing is too expensive to recycle

• Polyester clothing often contains mixed materials and chemicals

• There's not enough polyester clothing to recycle

• Recycling polyester clothing uses too much water

What is 'fiber-to-fiber' recycling?

• Turning plastic bottles into clothing

• Turning old clothes into new clothes

• Turning polyester into nylon

• Turning cotton into polyester

Why does Shriranga dip their polyester fibers in a starch-based lubricant?

• To make them softer

• To prevent static electricity and sticking

• To add color

• To make them stronger

What potential environmental problem is associated with washing synthetic fibers like polyester?

• It uses too much water

• It releases toxic chemicals

• It introduces microplastics into waterways

• It causes the fibers to break down quickly