body bits quiz

[madboutcats]

can i have some help again please, this quiz has even got my mother flummuxed and shes good at cryptic clues.
no48 lower end of all water courses
no86 what kind of stuff is that made by hand
oh and please tell me no30 isnt a rude answer as clue is type of career for one at sea,and all i can think of is something rude beginning with s.
thanks in advance.

[Pea Brain]

48. You smile with it !!! 86. You punch with it !!!! 30. In the navy !!!! Hope these help . P

[gillymay]

no 30 isnt rude but it does begin with s

[madboutcats]

oh pea brain can i borrow your user name cos thats what i am for not seeing those answers, iwas thinking reasonably along the right lines for no48 but had estuary drummed into mind, and as soon as i got fist i could see it in the question. still havinga thick moment on no30 though.!!!!!