Perhaps the answer is ankle or toe. A nose is part of the face and ankle is part of foot. It could also be other parts of feet such as toes. Hope you have a nice day.
Cain killed Abel... Is that what you are looking for?
Answer:
I think it will be the first one.
''A letter of recommendation''
Explanation:
The idea that wearing space suits and putting them on is a delicate thing to do and is a step by step process requiring putting ear plugs in the ears before putting on the head cover and avoiding sharp objects so as not to puncture the suit and requiring walking gingerly once the suits are on.