the old standard was 52 micrograms per cubic meter so even that 1 microgram, people exposed for their lifetime at that level would develop an increased risk of lung cancer so powerful evidence. they tried to get ahold of this study epa was doing to get the raw data but they could not do it so what they did and this was fascinating because there were essentially trying to stop this lawsuit, to force the osha standard, the invented a simulated population and then conducted a study on it. they said on the basis of what we know about this, this is what we think the work should look like and they concluded there was no risk of lung cancer. well, then eventually, through freedom of information act they were able to get the raw data and of course they did another epidemiological alchemy in the results go away and they conclude workers were never exposed above the current permissible exposure, did not experience long cancer excess risk. fortunately judge back here in philadelphia who died not so long ago said that is nonsense and threw it out. this is the only health standard that the bush ad