The information of the territory provided by the laser technology from an airplane can be combined with data collected in mountain lakes with an inflatable boat and a small echo sounder to obtain three-dimensional maps. The system has been successfully tested by two geologists at the Truchillas glacial lake in Spain.
Frying pans, pizza boxes, clothes and textiles are just some of the products which contain perfluoroalkyl compounds, used for their chemical stability and resistance. Their exposure through air, house dust, drinking water and even food, makes them a serious risk for human health. Now a group of scientists reveals the first exposure map of these substances among the Spanish population.