... There is also clear evidence that most tumours developed by children are highly related to the exposure of parents to carcinogens (O'Leary et al., 1991, Vinson et al., 2011. Researchers started discovering the dangers of indoor pollution initially from domestic chemicals of common use (Hannon and Flaws, 2015, Goncharov et al., 2009, Desdoits-Lethimonier et al., 2012, Steenland and Winquist, 2020, Sjödin et al., 2008, Calafat et al., 2008, Seachrist et al., 2016, Durando et al., 2007, Ho et al., 2006, Snedeker, 2007, Wilson et al., 2007. However, exposure to outdoor chemicals, mainly those employed in intensive agriculture, and pollutants, particularly from industry, is nowadays widely considered one of the main risk factors for human health (Gilliom et al., 2006, Straub et al., 2007, Authman et al., 2015, Quirós-Alcalá et al., 2011. ...