Help please
Only three left to do
24across. A small volume injected in climber as protection. 7 letters n. - - - I. - e
27across. quiet and oddly eerie around midnight when moon's nearest. 7 letters p. - - - g. - e
25 down estate, for instance, is about right. 3 letters
I think 21 down is run up - clue is accelerate very short cryptic clue