Polygamy is simply the accumulation of multiple spouses. Without a marriage recognised by society or law, a relationship created with multiple partners is called Polyamory. It is unlawful in many countries to marry more than one spouse.
The basic process is simple: use heat to turn green unroasted coffee into brown roasted coffee. Roasting times vary, depending on the method and batch size but you can expect the process to last about 10 minutes for smaller batches and about 16 minutes for larger batches. Read more about the roasting process.
The ideal temperature for brewing coffee is 200 Degrees Fahrenheit. That said, don't get overly concerned about hitting the exact right temperature. Drip brewers have their own thermostats, and some even offer you a choice of more than one brewing temperature.