The opsin made from the OPN1SW gene is more sensitive to light in the blue/violet part of the visible spectrum (short-wavelength light), and cones with this pigment are called short-wavelength-sensitive or S cones. Genetic changes involving the OPN1LW or OPN1MW gene cause red-green color vision defects.
Acoustic fencing, to reduce noise pollution. Privacy fencing, to provide privacy and security. Temporary fencing, to provide safety, security, and to direct movement; wherever temporary access control is required, especially on building and construction sites. Perimeter fencing, to prevent trespassing or theft and/or to keep children and pets from wandering away.
If you decide to build a traditional privacy fence, I feel you can do the job by yourself. Each piece of the fencing system is not too heavy, and the process of constructing the fence is not complicated. But wind is your enemy.A privacy fence not built well, can be blown over by strong wind gusts. privacy fence, or even short sections of fencing, can create cozy micro-environments within your yard that protect you from prying eyes of neighbors or strangers. This privacy fence does not extend the entire property line.