Mr. Savoni and others devised a way to push the water through the filter, a block of carbon encased in plastic, more swiftly.

WSJ: With Bottle-Fillers in Mind, the Water Fountain Evolves

This allows it to hit a key bacterial target that Glaxo had been unable to block with standard carbon chemistry.

FORBES: Magazine Article

While some liberal Democrats have proposed legislation to tax emissions of carbon dioxide, the chief greenhouse gas, Republicans controlling the House have pledged to block any and all efforts to price carbon pollution.

NPR: PROMISES, PROMISES: Climate Change

The opposing party, which regained the U.S. House two years later, promised to block firm cuts in carbon dioxide releases.

FORBES: Obama's Sly Attack on Climate Change

The U.S. Senate is preparing to vote on legislation that would delay or block the Environmental Protection Agency from imposing carbon dioxide restrictions on the U.S. economy.

FORBES: The Senate's EPA Vote Will Help Determine Our Economic Future

Busting the barriers that block such strategies from widespread deployment is the goal of the Carbon War Room, founded by entrepreneurs like Sir Richard Branson.

FORBES: Richard Branson's Carbon War Room

These plastics not only serve as superior barriers to the flow of oxygen and carbon dioxide, keeping all kinds of products fresher longer, but also block out smells and prevent the packaging from absorbing any of the flavor or vitamin content of the food.

FORBES: Safer And Guilt-Free Nano Foods