Surface combustion burners or radiant tile burners in comparison produce nitrogen oxides' levels 60-70% less. Therefore John Joyce's research into low NO x burners revolved primarily around surface combustion techniques. Another issue was the effect combustion temperatures have on the formation of NO x.
soup sandwich. A slang term used by members of the United States Army to describe a fellow soldier whose performance is unsatisfactory. This term is often shortened to just soup.. The term expresses a state of extreme uselessness, which can be understood by considering the functionality and worth of soup between two slices of bread.
Quiznos is everyone's favorite sandwich shop, offering flavorful chef-inspired menu items, including grilled flatbreads, salads and wraps. With freshly-sliced deli meats, artisan breads and cheeses, Quiznos is the perfect menu for your lunchtime. Donât forget to join our email club for great deals and coupons.