👉 A material that does not absorb water or can be easily shaped to form a solid, like a clay or marble. It is often used in construction and landscaping where it is essential for retaining soil and preventing water from seeping through cracks.
👉 A material that does not absorb water or can be easily shaped to form a solid, like a clay or marble. It is often used in construction and landscaping where it is essential for retaining soil and preventing water from seeping through cracks.
