Sample Automobile Worksheet:
Automobile Specifications:
Year: 1998
Type: Mercury
Model: Sable, 4 door sedan
Engine Size: 3.0L
Tank capacity: 16.0 gallons
MPG Highway: 27
MPG City: 18
Driver fills up 3.3 times per month
Driver averages 1,200 miles per month, 50% city and
50% highway
Average 600 miles city @ 18 mpg and 600 miles highway
@ 27 mpg
Combined average = 22.5 miles per gallon
Minimum fuel savings with Oxy-Hydrogen = 20% (additional
4.5 mpg)
Average additional miles per tank = 72 miles
Average additional miles per month = 237.6 miles = 10.56
gallons per month
Monthly Savings = 10.56 gallons per month @ $3.50 per
gallon = $36.96 month
AL-30 Oxy-Hydrogen Generator = $399.95
Cost of unit $400 divided by $36.96 per month minimum
savings
Time to payoff = 10.8 months
After 10.8 months, $36.96 savings each month or $443.52
per year