a photofacial laser treatment involves a series of intense pulsed light ipl from a luminus laser treatments are targeted at improvement of photoaging rosacea melasma and facial lentigines brown spots on face due to age or sun exposure
return to top. Civil engineers plan, design, construct and maintain structures â such as buildings, roads, bridges and dams â that meet human needs. return to top. Sustainable green design engineers comply with the principles of economic, social, and ecological sustainability in their design of physical objects.
Many civil engineers manage people and projects. A civil engineer may oversee a construction site or be a city engineer. Others may work in design, construction, research, and teaching. There are many specialties within civil engineering, such as structural, construction, environment, and transportation.