low co2 brick v low co2 block

what a speel.Low Co2 blocks have been available from an unlisted company in N.S.W.since 2006.Their blocks boast zero chemical additives,near zero production,Co2 output.They can also directly lay their blocks,as they require no drying time at all.And they can transport the manufacturing site,directly to the location of construction.They boast to have the most ECOFRIENDLY,and sustainable construction block availiable.So who,s kidding who here.