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.
Summer soups â Any light soup like gazpacho, summer squash or spring minestrone will pair wonderfully. 3. Fruit â Whether you serve it with fruit slices, fruit cups or a big fruit salad, it works. Add a crunchy loaf of bread, corn muffins or a cheese and cracker tray to round out the meal. 4. Sandwiches â Serve up finger sandwiches like pimento cheese, tomato basil and cucumber. Grilled panini sandwiches are also delicious with cold pasta salad.