These facts are well known to all professionals in civil engineering and building contracting i.e. architects, surveyors, engineers, contractors, designers as well as local-authority and government building inspectors. It is also extensively covered in all relevant textbooks. Furthermore, it has been public domain knowledge at least since the catastrophic industrial disaster at the Union Carbide factory in Bhopal, India that produced isocyanates, in the mid ‘sixties’.
Anyone specifying or allowing the use of such fire accelerators in or on residential or other building would be committing a criminal offence regardless of any other factor or ‘ambiguous advice’ from any quarter.
Any such person responsible for knowingly endangering life should be prosecuted under existing legislation. There is no valid excuse. Greed or personal advancement are not valid.