1:
Myth— Hot coffee and a cold shower help you sober up.
Truth— Hot coffee and a cold shower will help alert you and keep you awake, but it won’t help you sober up.
2:
Myth— Beer is better than other hard drinks.
Truth— No matter what alcohol is called or how it’s classified, it’s still alcohol.
3:
Myth— A big meal before you drink helps you keep sober.
Truth— Drinking with a full stomach won’t prevent alcohol from reaching your bloodstream, it’ll only delay it.
The energy associated with food is chemical energy.
The food contain carbohydrates, proteins, vitamins and minerals, that are used by chemical reactions in the live organisms (the metabolism) to build the cells that form our tissues (muscles, bones, blood).
The chemical energy is stored as chemical bonds in the cells and is released when the bonds break giving energy that we use to run about, and move and talk (kinetic and sound energy).
My best guess would be their managers. They'd schedule events and find jobs for their clients.