Show gas ga Is 13 used to suffocate murderers add acid Is the gas which has been adopted by some of the western states tor for killing condemned criminals a single inhalation of it having the same lethal effect as the high voltage current used in electrocutions relates a scientist in the new york her ald tribune hydrogen sulphide Is the well ll known rotten eggs gas that Is common commonly ly considered more unpleasant than deadly but its power to produce fatal results Is almost the same as that of reid acid the relative powers of the various gases and vapors to produce death in a short time together with the percentage by volume in the air required to produce this effect on animals are listed as 1 hydrogen sulphide 00 06 to 3 per cent 2 acid per cent 3 nitrogen oxide 07 per cent 4 sulphur dioxide 4 2 per cent 6 5 carbon monoxide 5 to 10 per cent 6 ammonia 5 to 10 per cent 7 gasoline 24 per cent 8 carbon dioxide 12 to 30 per cent |