computer random access memory (RAM) sticks close up
Painted Yellow Guard Rails on a Staircase
wheel of railway car on rails, closeup
Hydrostatic test and manometer ( pressure gauge ) of the process piping in the workshop. Pressure tightness can be tested by shutting off the supply valve and observing whether there is a pressure loss.
The process of seed germination in the soil in the section. isolated on white background
Industrial shot with a modern waste water treatment plant
