Oklahoma AG Files Suit to Stop $4B Smelter Amid GOP Primary Tensions

A $4B aluminum project becomes a political clash in Oklahoma’s governor’s race

Aluflam’s True Aluminum Framing with CONTRAFLAM® One Interlayer Glass Technology

Aluflam can now provide improved performance in a single intumescent chamber solution across all performance ratings. The post Aluflam’s True Aluminum Framing with CONTRAFLAM® One Interlayer Glass Technology appeared first on Construction Specifier.

Trump further tweaks steel, aluminum, copper tariffs

A greater range of industrial and agricultural equipment made with the metals will temporarily face a reduced 15% levy starting June 8, per the White House.

What adjusted steel, aluminum and copper tariffs mean for construction

Contractors on the ground say the latest Section 232 tariffs’ effects on construction projects will vary widely depending on material type and embedded metal content.

Trump adjusts tariffs for steel, aluminum, copper

Goods made entirely of the metals will still face a 50% tariff, but the levy will be reduced to 25% for certain derivative goods, effective April 6.

Undecided - Are Stirling Engines the Future of Renewable Energy Storage? 16032021

Due to the rise of intermittent renewable energy sources, we’ve seen increased demand for new energy storage technologies, like batteries, pumped storage hydropower and flywheels. But a 200-year-old invention (the Stirling Engine) combined with thermal energy storage might be a promising solution?