Orders placed online and which are over $299 ex gst are delivered freight free anywhere in Australia. Offer is valid until 31 December 2021 and excludes: (i) orders involving chemicals and (ii) orders involving oversized items such as safety cabinets, ovens, incubators, trolleys etc. Such items are highlighted on our website.
A classic device to demonstrate the different heat conductivity of different metals. A strong cast ring holds a strip of brass, copper, iron and aluminium such that they meet at the central point. Each strip is stamped with the initial of the metal used.