Search Results: "Chatham"
All Most Recent Most Viewed-
03:18
The Problem With Concrete
359 views / 0 likes - addedThis video is in partnership with Bill and Melinda Gates. You can check out the Gates Annual Letter here: https://b-gat.es/2GxIwba Concrete is responsible for 8% of humanity’s carbon emissions because making its key ingredient - cement - chemically releas
>> View chatham web videos