When checks were last carried out on the level of emission of formaldehyde from Strathclyde Chemical Works in Johnstone; how the checks compared to the current maximum legal levels; what assessment he has made of whether the current emission levels from the factory pose no short-term or long-term threat to...

When checks were last carried out on the level of emission of formaldehyde from Strathclyde Chemical Works in Johnstone; how the checks compared to the current maximum legal levels; what assessment he has made of whether the current emission levels from the factory pose no short-term or long-term threat to...