chip chips fertilizer Nyberg splint splinter texture wood wooden branches chipper chipping chipping-machine cover covered covering danger dangers equipment feeding helmeted helmets high-pressure improvement machine machinery maintenance men-at-work outdoor-power-equipment power-equipment protection protective-clothing protective-gear pushing risks risky safety safety-colours spray sunlight sunshine tools tree tree-branches tree-loppers tree-lopping wood-chipper wood-chipping wood-chipping-machine work ear-muffs ear-protection work-clothes workers workman workmen background bark curled Dirt dirty fragments fraying gray grey horizontal light peeling rough shade shadows slivers textures trunk uneven wood chips brown chipped color coloration colored colors colour coloured colours compacted connected connections contrast decorative designed distinctive feature glued grain grained grains interconnected interlinked lined lines modern perspectives presentation pressed shaped shapes shavings smooth smoothed surface surfaced surfaces surfacing tactile textured thin variegated wall wallpaper wood-chips wood-grain backdrop desktop mulch structure structures access barrier barring bollards concrete concrete bollards council garden edge edge of council public roadside garden no thoroughfare pillars plants prevention public roadside garden pyramid shaped pyramid topped roadside roadside garden