A fast-food meal may sound like a good deal, especially when you donât have time to prepare breakfast or lunch. A comparison of cost vs. nutritional value, however, paints a very different picture. The average cost of a combo meal at a fast food restaurant is $4 to $7.
Buna is a census-designated place in Jasper County, Texas, United States. The population was 2,142 at the 2010 census.
Buna-N is a common trade name for nitrile rubber, while Viton is a trade name for Fluorocarbon rubber. Viton has better chemical and temperature resistance than Buna, but Buna is usually less expensive.The exception is applications involving ammonia gas, where Buna has superior resistance to attack.Our advice is to choose the Viton for most applications.iton has better chemical and temperature resistance than Buna, but Buna is usually less expensive. The exception is applications involving ammonia gas, where Buna has superior resistance to attack.