<prompt> False about acute aluminium phosphate poisoning:Subendocardial infarctProduce phosphine gasInhibit mitochondrial cytochrome oxidaseOesophageal stricture  <response>: D i.e. Oesophageal stricture Aluminium zinc phosphide or celphos poisoning liberates phosphine gas which inhibits mitochondrial cytochrome oxidase, respiratory chain enzymes and electron transpo systemQ. It is a systemic poison and kills most of patients with in 24 hours secondry to cardiovascular collapse dt direct myocardial toxic effect 2. Oesophageal strictures and fistula occur in few survivors which are already very few in late stages. So this is late complication of least occurance among other options 