fiberglass weir

...

The importance of large drill bits cannot be overstatedlarge drill bits. They are not only vital for creating and maintaining the physical infrastructure of our world but also for driving scientific advancements. In geological research, for example, large drill bits have been instrumental in ice core sampling, allowing scientists to study climate change over millennia by examining trapped air bubbles and isotopic signatures.

...

Fiberglass, at its core, is a versatile material known for its high strength-to-weight ratio. The addition of a corrosion-resistant resin enhances its inherent qualities, making it suitable for use in chemical plants, oil and gas facilities, marine structures, and even in architectural designs where weathering can be a significant challenge. The key lies in the chemical inertness of the resin, which prevents the penetration of corrosive agents into the material, thereby maintaining its structural integrity over extended periods.

...