To make sure you're not testing too early, assume the sperm had very long lives (5 days is considered a very long sperm life) and that conception occurred then. Then allow 14 days for the embryo to implant and develop enough hCG to show up on a pregnancy test (96% of pregnant women will test positive by then.)
A gas water heater will recover in half the time of an electric unit. A 40-gallon gas water heater can recover in about an hour. Recovery for a 40-gallon electric water heater takes about two hours.
Gas Water Heaters â Gas water heaters have a setting knob that can be turned to adjust the temperature. Turning the knob towards the âHOTâ setting moves closer to 140 degrees. The âVacationâ setting does not heat water, but keeps the pilot light ignited. Electric Water Heaters â Turn off the circuit breaker.