"Lead-up" Natural Recordings by Native Speakers
The phrase "lead-up" refers to the events or actions that occur before a main event or decision, serving as a preparation or build-up to it. It can also describe the process or period of time leading up to a significant event, such as a major project, a milestone, or a turning point.
Leachates are the liquid that seeps out of a mixture of solids and water, typically from the decomposition process of organic waste, such as in landfills or composting. Leachates can contain high levels of toxic chemicals, heavy metals, and other pollutants, making them a serious environmental concern.