Instead, with pure white light and high - tech photo equipment that can capture a sliver of time as brief as a 1 / 8000th of a second, he isolates his subjects» essences.
Photo: Augapfel, CC Taking Precise Measurements of the Microscopic Particles of Pollution in the Air What if we could have air pollution monitors on every street of every city without having to install any costly new high - techequipment?