Simple Rainwater Harvesting Formula-For every 1â of rain and 1,000 square feet of impermeable surface (roof, driveway, etc), about 620 gallons are generated. Meaning, you can capture about .62 gallons per sq ft. To figure out the square footage of a surface, multiply the width x length.
That synthetic oil gets changed at 7,000 miles. But regular conventional oil must be changed every 3,000 miles. My local mechanic that I go to is the the most trustworthy mechanic around. I asked him what if I go 5,000 miles between oil changes.He said, you will ruin your engine eventually.ut regular conventional oil must be changed every 3,000 miles. My local mechanic that I go to is the the most trustworthy mechanic around. I asked him what if I go 5,000 miles between oil changes. He said, you will ruin your engine eventually.
The car had an oil life monitoring system, and the system had recommended the past two oil change intervals at 5,500 miles and 7,600 miles on non-synthetic oil.In both cases, an engine oil analysis revealed that the oil could have provided at least another 2,000 miles of service.he car had an oil life monitoring system, and the system had recommended the past two oil change intervals at 5,500 miles and 7,600 miles on non-synthetic oil.