Bacterial Cells. Bacterial cells are very small-about 10 times smaller than most plant and animal cells. Most bacterial cells range in size from 0.2 to 10 microns or micrometers (0.0000079 to 0.00039 inches). Common Escherichia coli, or E.coli, bacteria are rod-shaped bacteria, 1 micron by 2 microns long.
1 Installing a concrete paver patio averages between $8 and $15 per square foot.  Stone: The most natural option, stone comes in several sizes, textures, colors and styles. Most homeowners opt for stone to create a design-focused patio. Installing a stone paver patio averages between $4 and $8 per square foot.
There are also other costs to take into account when considering deck cost, including taxes, additional insurance and maintenance costs. The cost of a paver patio installed, depending on where you live, will most likely cost anywhere from $12 to $20 per square foot. For more information about the cost of a paver patio, please read our previous blog post entitled How much does a Paver Patio Cost?