Impact of Atmospheric Microparticles on the Development of Oxidative Stress in Healthy City/Industrial Seaport Residents

Figure 3

(a) Microphotograph of particles from the park area on the sampler filter in the reflected electrons. The light-colored threads are filter fibers. Measure line: 20 μm. (b) Spectre of a metal-containing particle (a, the large grey particle in the left).

(a)

(b)