'Those materials, in those areas, are unsustainable and use of them does not benefit the local economy or workforce.
'I looked at salt crystals but settled on blood a binder through research on the internet.
'In Africa, blood is used to make renders for buildings more durable.
'Historically, blood was always used as a base in the production of glue until synthetic materials came along. So I knew blood could be used.'
He discussed his idea with farmers and was recommended to the Sussex abattoir which agreed to let him take away some of their blood.
He collected it himself in buckets and added an anti-coagulant to stop it clotting and a preservative to stop it rotting.
He then returned to university to make up his bricks with a 50-50 ration of blood to sand.
Munro admits that a house built of blood bricks may not be to everyone's taste.