Reporting from Atlanta and Washington — Weeks before the Deepwater Horizon explosion, oil company BP and subcontractor Halliburton were aware of test results showing that the cement mixture designed ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Halliburton, the oil field services giant that provided the cement for BP’s Macondo ...

WASHINGTON — Weeks before the Deepwater Horizon drilling rig exploded in the Gulf of Mexico, tests pinpointed problems with the stability of Halliburton's cement foam used to seal BP's doomed Macondo ...

WASHINGTON — Halliburton officials knew weeks before the fatal explosion of the BP well in the Gulf of Mexico that the cement mixture they planned to use to seal the bottom of the well was unstable ...

Q:I want to build a house which is efficient and strong to withstand tornadoes. I prefer one made with concrete because the resource is so abundant. How good are foam block houses filled with concrete ...

WYOMING, Mich. (WOOD) — The state says it will cost millions to get rid of the PFAS-based firefighting foam that is being stored in fire departments across Michigan. It’s still not clear how that ...

Q: We recently noticed that part of the concrete walkway connecting our driveway with the front door has begun to tilt slightly in one direction. Is there anything we can do to make it level again ...

To make aerated concrete, add a foam-forming agent and stir in a significant amount of air. This serves to make the concrete ...

Weeks before the April 20 Deepwater Horizon explosion, oil company BP and subcontractor Halliburton were aware of test results showing that the cement mixture designed to temporarily seal the well was ...