A conventional electric water heater will come with a black wire and a red wire which are connected to the wires of the same color as described above. The ground wire is attached to the green ground screw which is in the same wiring junction box compartment which is built into the top of the water heater.
Using Sulfur to Lower Soil pH. You can make larger adjustments to your garden soil pH by using some form of sulfur. Sulfur lowers soil pH as it is broken down by bacteria in the soil and converted to sulfuric acid. Sulfur is most commonly added in the forms of aluminum sulfate, iron sulfate and elemental sulfate.
If blood pH drops below 7.0 or goes higher than 7.8 the body can no longer function and dies. There are many other everyday implications to pH values. Acidic soils must often be treated with lime, which is an alkaline substance,to neutralize the pH before planting. The pH will determine what type of plant will grow and thrive in the soil.