According to researchers, understanding how sensitivity to anxiety is a risk factor for depression may make anxiety sensitivity a potential target for treating depression in the future.
1 On average, the price for a swap out of about 60 cubic foot acetylene owner-cylinder is about $70, while you should be prepared to spend about $35 for a 40 cubic foot exchange of an owner tank.
The Average Cost of Propane Per Year. The average cost of propane per year (for homes that use propane for heating plus other other appliances) is $2,000-$3,000. While this is more expensive on average than electric, it is less expensive than oil and more efficient than both.