It shows a giant cigarette with descriptions of 15 toxic chemicals in tobacco smoke and details of what these chemicals can do to the body. Alongside the description of each poison is a shelf with an object to represent the potential uses of the toxin. Each item is a conversation starter in its own right. Many of the toxic chemicals have no safe level of exposure. Comes ready to assemble. Non-poisonous, coloured dyes are used in the jars. Size = 65 x 45 cm