$3.(10$ points$)$ Questions on Green Design.

$($a$)(2$points$)$ Why should environmental considerations of a product be taken into

consideration as early as the design stage? Answer in one sentence.

$($b$)(2$ points$)$ What is more difficult, to make the product greener or to make the

existing product by greener processes?

$($c$)(2$ points$)$ What are the top two priorities in pollution prevention?

$($d$)(2$ points$)$ Give an example of a product redesign that includes dematerialization.

$($e$)(2$ points$)$ Cite two design choices that will promote recycling at the end of a

product$$s life?