Question

first true synthetic fibre​

Answer 1

t2gਤਯਗਰਦਫਗੁਖਬਨ ਿਜਹਜੁ

Answer 2

Explanation:

Nylon, the first synthetic fiber in the "fully synthetic" sense of that term, was developed byWallace Carothers, an American researcher at the chemical firm DuPont in the 1930s.