Over the course of October at London Heathrow Airport, the length of the day is rapidly decreasing. From the start to the end of the month, the length of the day decreases by 1 hour, 54 minutes, implying an average daily decrease of 3 minutes, 48 seconds, and weekly decrease of 26 minutes, 35 seconds.
Polyester is a synthetic fiber derived from coal, air, water, and petroleum. Developed in a 20th-century laboratory, polyester fibers are formed from a chemical reaction between an acid and alcohol.
Viscose material is softer than cotton and more springy than silk. Viscose is comfortable to wear. Natural and artificial fibers; Natural fibers are cotton, wool and silk and artificial are synthesized with petrochemicals like nylon and polyester.iscose material is softer than cotton and more springy than silk. Viscose is comfortable to wear. Natural and artificial fibers; Natural fibers are cotton, wool and silk and artificial are synthesized with petrochemicals like nylon and polyester.