One way is to
use a magnifying glass and focus intense light on the surface of the inner balloon until it bursts. The outer balloon, if well inflated, willmay allow enough light to pass through so that the focused light will burn the inner one beforefirst. On a clear day may use the outer oneSun, else a strong light source.
One way is to
use a magnifying glass and focus intense light on the surface of the inner balloon until it bursts. The outer balloon, if well inflated, will allow enough light to pass through so that the focused light will burn the inner one before the outer one.
One way is to
use a magnifying glass and focus intense light on the surface of the inner balloon until it bursts. The outer balloon, if well inflated, may allow enough light to pass through so that the focused light will burn the inner one first. On a clear day may use the Sun, else a strong light source.
