As power plants across the country plan to close ash ponds, the first discharge limit to consider is pH. National standards require all wastewater discharges to comply with a pH between 6 and 9 ...

When lubricating oils are utilized in various machinery equipment, they are often subject to the harsh conditions including elevated temperatures and varying oxidation levels. As a result of these ...

Get savvy about soil pH! Learn how to raise pH in soil and how to decrease soil pH to produce the healthiest crops and the highest yields. To ensure your garden crops make the most of the rich, ...