begin by remembering to pause and savor the simple pleasures have the intention to hold gently the difficulties open your heart to the life of this moment and discover that joy is never very far away rare and precious joy we know that new drugs and vaccines are very expensive to develop but if you take these costs into consideration then tuberculosis time bomb costs europe billions of euros a year nbc news explained that people can be exposed to the pahs when the coal tar sealant breaks down over time becoming a dust coaltar sealants in asphalt driveways could raise cancer risk