To "hook" more young people during a period when the number of smokers was on a downtick, tobacco companies increased the nickateen levels in their cancer-sticks to make it harder for "experimental" or "trial" smokers to stop once they'd started.
Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".