The electromagnetic radiation will be high because of the heavy internet usage and might lead to health problems such as a brain tumor and Skin Cancer. The HEV light emitted from the screen of a smartphone leads to severe eye-strain during long-time use and would slowly damage the retina.
In vinegar, water is the solvent and acetic acid<span> is the solute. </span>Bronze<span> is a solid </span>solution<span>. Tin is the solute and copper is the solvent.</span>
Since this is during the period of the Soviet Union and communism, Kennedy is asking the people to come together and defend freedom.
He's saying that this particular island is dangerous! Rainsford is lucky to be alive.