News

Unlocking the Mpemba Effect

A new research study at Simon Fraser University in Canada may lead the way to exploiting the mysterious Mpemba Effect – the process by which hot water freezes faster than cold water. The Mpemba Effect is named after Tanzanian school student Erasto Bartholomeo Mpemba who, legend has it, was making ice-cream in a food tech […]

News

A breakthrough for cool roofs?

Researchers at the University at Buffalo have designed a new system that could help keep roofs cool by radiating heat into outer space, without consuming electricity. The system consists of a polymer/aluminium film installed inside a box at the bottom of a specially designed solar shelter. The film cools its surroundings by absorbing heat from […]

News

How flammable is ‘mildly flammable’?

A multi-million-dollar research project led by AHRI, with support from ASHRAE, the US Department of Energy and the California Air Resources Board, has comprehensively tested refrigerants to answer questions around their flammability. In Australia, the topic continues to provoke debate, and understandably so. Because of the HFC phase-down, previously common non-flammable A1 refrigerants are giving way […]