Mined ae trent Mather oe aanne weteay taeates prs un tT A aalsenan . taminating inaccessible spobs where personnel must later work, and this should be balanced against cost of manpower and material in preventing contamination. Salvage canvas, where available, was recommended to cover equipment which has inaccessible spots wnichare likely to collect airborne fall-out and which will be difficult to d econtaminate, 53~ ~ wt emos ~ iebiete na