<human>: Question: What company produced nylon and acrylic in the 1930s and 1940s?
Answer: Nylon, the first fiber synthesized entirely from petrochemicals, was introduced as a sewing thread by DuPont in 1936, followed by DuPont's acrylic in 1944.
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: yes