For a two-product distillation column (top and bottom product), there are typically five degrees of control freedom (control valves): 1  Reflux flow. 2  Top product flow. 3  Reboiler heat input flow.  Bottom product 1  flow. Pressure control valve (the specific location depends upon how the pressure is controlled).
What is that patch your coach is wearing? This weekend it is likely the coach of your favorite team - and the coach of the team he is competing against - will be wearing a patch on their shirt or jacket. College football coaches nationwide will join together this weekend in support of the Coach To Cure MD program, which will be held during games Saturday.
Best Answer: Depends on where you play and whats provided for you. What you need to play the game is: Helmet (w/ position appropriate mask) and mouthpiece. Shoulderpads (position appropriate) and practice jersey. a cup with jock strap. a girdle that includes 2 hips pads and tailbone protection.pants with belt 2 thigh pads & 2 knee pads. Knee high tube sox and cleats.Good luck.hat you need to play the game is: Helmet (w/ position appropriate mask) and mouthpiece. Shoulderpads (position appropriate) and practice jersey. a cup with jock strap. a girdle that includes 2 hips pads and tailbone protection.