Both are known to be done poorly and with low grade cement.

FORBES: The Fracking Solution Is A Good Cement Job

And high-volume, low-value cement is not the sort of stuff in which you can expand just by exporting.

ECONOMIST: Cement

Although, average cement prices in Brazil are low, and foreign giants such as Switzerland's Holderbank and France's Lafarge have recently bought cement plants in the country, Votorantim can charge more than its competitors: it has a stranglehold (critics call it a monopoly) over the business in Sao Paulo, the largest and most profitable centre.

ECONOMIST: Votorantim

His cement operations are making waves in Ethiopia with low-priced offerings.

FORBES: Mohammed Al Amoudi

In 1998, Mexican cement giant CEMEX sent a team into the low-income community of Mesa Colorada to try to understand the barriers preventing families from buying their own homes.

FORBES: CEMEX Blazes the Social Innovation Trail

Cement output might not increase, or building of low-cost homes accelerate, simply because the state has majority ownership.

ECONOMIST: Venezuela launches attacks on the private sector

Moving beyond family's real estate business, low-profile Raheja now has interests in car batteries, cement, ceramic tiles, publishing, cable, petrochemicals, retail and software.

FORBES: Magazine Article

Most owners like to race their Vipers on tracks, and to help the vehicle better handle such an environment, Dodge added a front sporter that hangs low on the car and is easily damaged if it scrapes a cement parking-lot block.

FORBES

This single work, made up of 53 low-lying pieces, was fashioned by a computer-directed machine extruding coils of cement.

ECONOMIST: Anish Kapoor

But in a consultation paper published alongside the Bill, Mr Davey said energy-intensive industries, such as steel and cement producers, would be exempt from additional costs arising from measures to encourage investment in new low-carbon production.

BBC: Energy Bill to create 'low carbon economy', says Davey