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 ...

pH is a measurable parameter between the values of 0 and 14, defining the acidity or alkalinity of a solution. Solutions with a pH = 7 are considered neutral, pH < 7 are considered acidic and pH > 7 ...

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 ...

Some plants require soil to be acidic or alkaline in order to thrive. While you can buy a pH testing kit, this DIY method gives you an idea of what kind of soil you have, using two ingredients that ...