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50.9 MB (2.5 MB compressed)
5246 x 3390 pixels
44.5 x 28.7 cm ⏐ 17.5 x 11.3 in (300dpi)
SHEILA TERRY / SCIENCE PHOTO LIBRARY SHEILA TERRY / SCIENCE PHOTO LIBRARY
Plastic suction cups holding a shower caddy to a glass wall. Pressing the suction cup to a smooth, non-porous surface reduces the internal air pressure and creates a vacuum. The higher external air pressure holds the cup against the surface and friction prevents it from sliding.
Model release not required. Property release not required.