anchored climb climbing danger dangerous dangers grip gripping Harness height high hoisted hold holding immobilised immobilized lines maintenance maritime mast plank repairs rigger rigging risk risks risky rope ropes safety safety-equipment safety-harness sailing seat seated seaworthy secured securing security ship stop stopped suspend suspended tall-ship tough transport vessel work workman aeration clouds club rooms community cricket ground dark skies dog equipment grass grassed area greens lawn aeration machinery maintaining men mowing oval playing field preparation preparing renovating renovation shadows sporting area sports field sports oval strollers strolling suburban suburbs sunshine tennis courts track tractor trail truck utility vehicles walkers working workmen abstract cover covered covering device discarded dose-delivery drug-delivery easy-to-use essential-care fine-points hollow-needles in-use injection-pen-needles injections medical medical-equipment metal multiple-daily-injections needle needles pen-needles penetration plastic plastic-caps plastic-hubs self-care self-treatment sharp sharps steel thin tips used bulk bulky commercial compactable compacting compaction compactor compression contain container containment crusher crushing-power damage dirty discoloration discolouration environmental horizontal large loader loading machine power powerful processing processor range recycling rust rusting rusty safe Sanitary soft-waste space stationary storage surface technology trash volume-reduction waste waste-materials working-order angles board circuit-board color colored colors colour coloured colours communication components computer connected connecting connections Dirt disconnected dusty electrical electricity electronic gadgetry inside internal linked links miniature no-longer-in-use numbered numbers numerals old outdated part parts perspectives plastics printed-circuit small surfaces switches transistors unwanted useless