Lymphoma, which is a cancer of the lymphatic system, also causes the lymph nodes to swell. Some medications and allergic reactions to medications can cause the lymph nodes to swell. Anti-seizure and antimalarial drugs can also cause lymph nodes to swell.
Projected Gas Prices for 2016. Gas prices hit an average of $4 per gallon at the pump in the United States in March 2014 and then bottomed to an average price of $2.46 per gallon in October 2015.
The final gas BBQ cost consideration, then, is a gas line, which is typically made from steel, stainless steel, or copper. Total costs are highly variable, but expect to pay somewhere around $25 to $75 per foot (read more about gas line piping costs).