Examine the flowsheet in Figure [adapted from Hydrocarbon Processing, 159 (November, 1974)...

Examine the flowsheet in Figure [adapted from Hydrocarbon Processing, 159 (November, 1974)] for the atmospheric distillation and pyrolysis of all atmospheric distillates for fuels and petrochemicals. Does the mass in equal the mass out? Give one or two reasons why the mass does or does not balance. Note: T/A is metric tons per year.

Figure: