The document discusses occupational diseases and their impact. It notes that there are approximately 12,000 deaths each year due to occupational respiratory diseases, equivalent to 30 Boeing 777 planes full of passengers. An estimated 1.1 million people in 2011-12 were suffering from work-related illnesses. Some of the main causes of occupational diseases mentioned include silica exposure from stone cutting, bakers having higher rates of asthma, and potential issues from new technologies like nanotechnology, fracking, and recycling. It argues that occupational hygienists have skills to help develop solutions to reduce these diseases and protect workers.