The Strength of Modern Logistics: Heavy-Duty Packaging with PP Woven Bags

Polypropylene is very resistant to most acids and alkalis so these could be used for fertilizers, detergents or any other product which wouldn’t break down the material.

Waterproofing Excellence: The Comprehensive Guide to Modern Pond Liners

Yes, but it does not suit as a good advice. You should line the pond with an underlay such as Singhal Landscape Geotextile to protect the liner from any sharp objects and shifting soil.