All of the fractions are processed further in other refining units. Raw or unprocessed crude oil is not generally useful in industrial applications, although light, sweet (low viscosity, low sulfur) crude oil has been used directly as a burner fuel to produce steam for the propulsion of seagoing vessels.
1 Tuxedo or suit costs vary, depending on whether the groom rents or buys. 2  On the low end, tuxedo rentals start at about $50 to $100 for rental of a basic wool tuxedo and vest. 3  In the mid-range, a groom can buy a nice suit for between $300 and $800.
The quick answer to this question is financial: If you'll wear the tuxedo more than three times in the next few years, buy it. Since the price to buy a tuxedo can be around $1,000 and tuxedo rentals run approximately $200 each, you'll get more for your money when you buy. There are, of course, other reasons to purchase when you step into a tuxedo store. For one thing, you'll probably have more choice in fabric, lapels, design or buttons. For example, if you need to wear your tuxedo primarily in warm, summer months, then you may be looking for lightweight fabrics.