report commissioned by Education Minister Jean-François Roberge shows that school service centres and school boards have taken the appropriate measures to ensure indoor air quality in Quebec schools.The report, published on Friday, showed a high compliance rate with control measures including ventilation system maintenance, replacement of filters, the installation of carbon monoxide detectors, radon concentration measurements and identifying materials likely to contain asbestos, to name a few.In a news release, the education ministry announced additional tests to measure carbon dioxide levels in classrooms would be carried out by service centres starting on Dec.