Up for the seventies, most houses were of "double brick" building on concrete footings, with timber flooring laid on joists supported by "dwarf walls". Afterwards houses have primarily been of "brick veneer" development – structural timber or, extra recently, lightweight steel body on a concrete slab foundation, lined with Gyprock, https://bestchinesesupermarketinadelaide.blogspot.com/2024/09/exploring-best-supermarket-in-adelaide.html