Climate variations can make a big difference in how you operate your portable restroom and septic pumping business. Midwest pumpers — and those of you who choose to work in frigid climes — have a unique job to do November through April when temperatures fall and snow piles up.
You deal with freezing temperatures, frozen roads, locked-up valves and customers who need service desperately. For instance, the average Minnesota summer temperature is about 75 degrees, however, January averages 7 degrees and warms gradually until April, when the average mercury jumps to 37.Viscosity is the oil’s resistance to flow as measured by
