Seven town houses in Bristol will become the first straw-built properties in the UK to achieve the standard construction certification that twill give high-street lenders the confidence to hand out mortgages. It means that when they are finished in a few weeks time, they can be offered on the open market to any buyer rather than through housing schemes. Straw has long been recognised as a low-cost and widely available food co-product that offers real potential for ultra-low carbon housing but there have been concerns about fire resistance and stability.  To find out more about the tests required to obtain certification, read the full Guardian article here.