(Source : 27A : http://www.google.co.in/search?q=Blister+on+leaf&hl=en&prmd=imvns&tbm
=isch&tbo=u&source=univ&sa=X&ei=lkgjUPfSN5GJrAfr-IGIAQ&ved=0CE8QsAQ&biw=1328&
bih=574 ; Aug 9, 2012
27B :http://www.google.co.in/search?q=Blister+on+leaf&hl=en&prmd=imvns&tbm=isch&tbo=u&
source=univ&sa=X&ei=lkgjUPfSN5GJrAfrIGIAQ&ved=0CE8QsAQ&biw=1328&bih=574#hl=en&tb
m=isch&sa=1&q=Blister+on+skin&oq=Blister+on+skin&gs_l=img.3...50213.51148.0.51786.4.4.
0.0.0.0.0.0..0.0...0.0...1c.EyJloyv6jNs&pbx=1&bav=on.2,or.r_gc.r_pw.r_qf.&fp=4009ba7b3fe142
38&biw=1328&bih=574 ; Aug 9, 2012
27C : http://www.google.co.in/search?hl=en&q=Blister+Medicine+pack&bav=on.2,or.r_gc.r_pw.
r_qf.&biw=1328&bih=574&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=EkgjUJbu
Kc7HrQfjqICYCg ; Aug 9, 2012
27D: http://www.google.co.in/search?hl=en&q=Blister+pack&bav=on.2,or.r_gc.r_pw.r_qf.&biw=
1328&bih=574&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=S0sjUKfANcW3rAe
u8IHgCg#um=1&hl=en&tbm=isch&sa=X&ei=J0wjUJGAOceGrAeZnoGQDA&ved=0CEMQvwUoA
Q&q=Blister+pack+for+products&spell=1&bav=on.2,or.r_gc.r_pw.r_qf.&fp=da2754da80a3320d&
biw=1328&bih=574 ; Aug 9, 2012)     

Socket- Electrical sockets (plate 28B), eyes to match with pins (male-female combination) Socket is a combination of two units ‘ball & socket’ (plate28A) or eyes (plate 28E). Ball and Socket is one of the joints (plate 28D) that animals have in their anatomy. It helps animal to rotate the body in certain direction such as pelvis-joints (plate 28D). The B&S Paradigm essentially allows things to rotate around an axis without coming out of the position that has the rotational dynamism. It also helps joining two separate parts together

Plate 28A Ball & Socket	28B Electrical Sockets	28C Camera Stand	28D Joints	28E Eye Socket