This is enough to send them way beyond the luxury tax threshold, into the dark recesses of life beyond the second apron. The “second apron” threshold is the closest thing the NBA has to a hard ...

HP Control: Controlling the mundane naphtha stabilizer, Part 1 Consider the distillation column in Fig. 1. It is called a "stabilizer" and removes LPG from naphtha. Every refinery has at least three ...