You wake up on Monday morning at 7:28 and realize your school bus leaves in two minutes. You grab a shirt out of your drawer but know you don't have time to iron it. In relation to the wrinkles of the shirt, would you better off grabbing a polyester or cotton shirt? Why?

Liquid from a brewery fermentation contains 10% ethanol and 90% water. part of the fermentation product (50,000 kg/h) is pumped to a distillation column on the factory site. under current operating conditions, a distillate of 45% ethanol and 55% water is produced from the top of the column at a rate of one-tenth that of the feed. what is the composition of the waste "bottoms" from the still?