मेलामाइन, जिसका उपयोग फर्श की टाइलें और न टूटने वाले बर्तन बनाने के लिए किया जाता है, किसका एक उदाहरण है?

Identify the synthetic fibre described in the following paragraph: 'In 1939, when this fibre was introduced, its endearing qualities created a sensation among the public. Women's stockings made from this new fibre were in great demand. However, most of its production had to be diverted to making parachutes due to the Second World War.'

Consider the following statements: S1: Esters are the chemicals which give fruits their characteristic smell. S2: Polyester is a polymer made up of repeating units of ester chemicals.