The tube, resting inches below the pregnant mom's mouth, sucks air into a special filter, giving an approximate measurement of the air that she is breathing.

CNN: Toxic chemicals finding their way into the womb

In-camera special effects and filter effects such as Nostalgic Sepia, Vivid and Painting help satisfy amateurs and enthusiasts alike.

ENGADGET: Nikon intros flagship Coolpix P7700 for prosumers, diminutive Coolpix S01 for fashionistas

The building had tested negative three times previously for anthrax, but workers from the Centers for Disease Control and Prevention used a special vacuum with a filter developed to detect even the most minute amounts of the deadly bacteria.

BBC: Anthrax found in Connecticut mail facility

Other special effects include Glamour Retouch, Filter Effects and Skin Softening for optimal portrait enhancements.

ENGADGET: Nikon updates Coolpix compact lineup with S9500, sub-$200 S5200 and L28