Видео с ютуба How To Tell Fabric Content

How to identify polyester content in fabric

FABRIC IDENTIFICATION, 3 tests for fiber content: burn test, acetone test, and bleach test

Fabric 101: How to ID Fabric by Fiber, Weave, and Fire

БЕЗ ОЖОГОВ! Как определить, натуральная ткань или синтетическая? — Научитесь определять тип ткани!

How to Determine Fabric Content with Fire: AKA Burn Test

Learning About Fabrics 1: The Who, What, and How

Tips for Testing Fabric Content

How to Tell the Fiber Content of Fabric