Discuss the manufacturing process or processes suitable for making the products listed below. Explain whether the products would require additional operations (such as coating, plating, heat treating, and finishing). If so, make recommendations and give the reasons for them?

(a) Sheet metal vs. reinforced plastic chairs
(b) Forged vs. cast crankshafts
(c) Forged vs. powder-metallurgy connecting rods
(d) Plastic vs. sheet-metal light-switch plates
(e) Glass vs. metal water pitchers
(f) Sheet-metal vs. cast hubcaps
(g) Steel vs. copper nails
(h) Wood vs. metal handles for hammers
Also, discuss the typical conditions to which these products are subjected in their normal use?